Journal Pre-proofs KLT picker: Particle picking using data-driven optimal templates Amitay Eldar, Boris Landa, Yoel Shkolnisky PII: DOI: Reference:
S1047-8477(20)30035-6 https://doi.org/10.1016/j.jsb.2020.107473 YJSBI 107473
To appear in:
Journal of Structural Biology
Received Date: Revised Date: Accepted Date:
11 December 2019 21 January 2020 24 January 2020
Please cite this article as: Eldar, A., Landa, B., Shkolnisky, Y., KLT picker: Particle picking using data-driven optimal templates, Journal of Structural Biology (2020), doi: https://doi.org/10.1016/j.jsb.2020.107473
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© 2020 Published by Elsevier Inc.
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0
i?2 _Sa. +QKTmi2/ 7`QK i?2 iǶi? Ti+?X q2 +QMbB/2` i?2
r?2`2 fˆ = F ( f ) Bb i?2 irQ@/BK2MbBQMH 6Qm`B2` i`Mb7Q`K Q7 f X Ai Bb rQ`i?r?BH2 iQ TQBMi Qmi i?i ψm,k Q7 UjV `2
7QHHQrBM; KQ/2H 7Q` i?2 _Sa. Q7 i?2 Ti+?2b BM ;Bp2M KB+`Q;`T?,
bi22`#H2 7mM+iBQMb (kk)- bBM+2 +Q``2HiBM; i2KTHi2 Q7 i?2 7Q`K Q7 UjV rBi? M `#Bi``BHv `Qii2/ BK;2 ?b #bQHmi2 pHm2 r?B+? Bb BM/2T2M/2Mi Q7 i?2 `QiiBQMX
Si = ν + αi γ,
AM Q`/2` iQ bQHp2 U9V M/ 2pHmi2 Rm,k - QM2 M22/b iQ
UeV
r?2`2 ν ∈ Rl+ `2 i?2 bKTH2b Q7 i?2 MQBb2Ƕb _Sa.- M/ γ ∈ Rl+ `2 i?2 bKTH2b Q7 G Q7 U8V Ui?2 T`iB+H2Ƕb _Sa.VX
FMQr i?2 T`iB+H2Ƕb _Sa. GX AM i?2 7QHHQrBM; b2+iBQM r2 /2b+`B#2 K2i?Q/ iQ 2biBKi2 Bi 7`QK ;Bp2M KB+`Q;`T?X
q2 bbmK2 i?i ν `2KBMb i?2 bK2 +`Qbb HH Ti+?2bM/ i?i γ Bb KmHiBTHB2/ #v 7+iQ` 0 ≤ αi ≤ 1 BM 2+? Ti+?- r?B+? ++QmMib 7Q` i?2 T`QTQ`iBQM Q7 i?2 T`iB+H2
h?2M- 2[mBTT2/ rBi? M 2biBKi2 7Q` G- r2 mb2 Lvbi`ƺKǶb K2i?Q/ (R) BM Q`/2` iQ bQHp2 U9V MmK2`B+HHvX hQ bBKTHB7v bm#b2[m2Mi MQiiBQM- r2 bQ`i HH 2B;2MpHm2b λm,k U7Q` HH
+QMiBM2/ BM i?2 iǶi? Ti+?X h?i Bb- Ti+? r?B+? +QMiBMb
m M/ kV BM MQM@BM+`2bBM; Q`/2`- M/ /2MQi2 i?2 bQ`i2/
MQ T`iB+H2 /KBib α = 0- Ti+? r?B+? 7mHHv +QMiBMb T`iB+H2 /KBib α = 1- M/ Ti+? r?B+? +QMiBMb T`i Q7
2B;2MpHm2b #v λn X q2 bQ`i i?2 2B;2M7mM+iBQMb ++Q`/BM;HvX 6B;m`2 R BHHmbi`i2b i?2 }`bi Re i2KTHi2b ψn UbQ`i2/ +@ +Q`/BM; iQ i?2B` +Q``2bTQM/BM; 2B;2MpHm2b λn V Q#iBM2/
T`iB+H2 /KBib α 2[mH iQ i?2 T`QTQ`iBQM Q7 i?2 T`iB+H2 BM i?2 Ti+?X ++Q`/BM; iQ UeV- r2 +M 2biBKi2 ν- γ M/ M {αi }i=1 #v bQHpBM;
7`QK i?2 1JSA_@Ryyk3 /i b2i (kd)X 6B;m`2 k b?Qrb #` THQi Q7 i?2 500 H`;2bi 2B;2MpHm2b UkV 7Q` i?2 bK2 /i b2i U+QKTmi2/ pB U9VVX
{ˆγ, νˆ , α} ˆ = arg min γ˜ ,˜ν,α˜
bXiX γ˜ , ν˜ ∈ j
M X i=1
Rl+ ,
||Si − ν˜ − α˜ i γ˜ ||2 , α˜ i ∈ [0, 1],
UdV
r?2`2 I ∈ Rb2a+1c Bb ~ii2M2/ KB+`Q;`T? Ti+?- N ∈ 2 2 Rb2a+1c Bb ~ii2M2/ BK;2 Q7 i?2 MQBb2 QMHv- P ∈ Rb2a+1c Bb 2
6B;m`2 j, S`iB+H2 M/ MQBb2 _Sa. 2biBKiBQM T`Q+2/m`2X q2 /BpB/2 i?2 KB+`Q;`T? BMiQ UTQbbB#Hv Qp2`HTTBM;V l × l Ti+?2b r?2`2 l Bb H2bb i?M Q` 2[mH iQ i?2 KtBKH /BK2i2` Q7 i?2 T`iB+H2X 6Q` 2+? Ti+? r2 +QKTmi2 Bib _Sa. M/ 7+iQ`Bx2 Bi b bmK Q7 i?2 MQBb2 _Sa. M/ i?2 T`iB+H2 _Sa. KmHiBTHB2/ #v T`QTQ`iBQM 7+iQ` 0 ≤ α ≤ 1X
~ii2M2/ T`iB+H2 BK;2 rBi?Qmi MQBb2 M/ rBi? x2`Q pH@
m2b QmibB/2 Q7 aD- M/ b·c Bb i?2 ~QQ` 7mM+iBQMX q2 bbmK2 i?i i?2 MQBb2 Bb r?Bi2- r?B+? Bb 2M7Q`+2/ #v T`2r?Bi2MBM; i?2 KB+`Q;`T? mbBM; i?2 bKTH2b Q7 i?2 2biBKi2/ MQBb2
6B;m`2 9, >2i KT Q7 {αˆ i } Qp2` i?2 KB+`Q;`T? BiǶb 2biBKi2/ 7`QKX h?2 pHm2b Q7 {αˆ i } r2`2 Q#iBM2/ #v bQHpBM; UdV 7Q` ivTB+H KB+`Q@ ;`T? Q7 i?2 1JSA_@Ryyk3 /i b2i (kd)- M/ r2`2 MQ`KHBx2/ bQ i?i i?2B` H`;2bi pHm2 Bb RX AM Q`/2` iQ +`2i2 i?2 ?2i KT- αˆ i rb mb2/ iQ +QHQ` i?2 iǶi? Ti+?X b 2tTHBM2/ BM a2+iBQM kXk- H`;2 pHm2b 7Q` αˆ i U#`B;?i +QHQ`V BM/B+i2 i?2 T`2b2M+2 Q7 T`iB+H2- M/ bKHH pHm2b U/`F +QHQ`V BM/B+i2 Bib #b2M+2X
_Sa. νˆ UQ#iBM2/ BM a2+iBQM kXkVX :Bp2M i?2 KQ/2H U3V- r2 i2bi 7Q` i?2 ?vTQi?2b2b H0 M/ H1 #v i?2 r2HH@FMQrM GBF2@ HB?QQ/ _iBQ h2bi UG_hV (ke)X q2 /2`Bp2 i?2 G_h 7Q` i?2 +b2 r?2`2 P M/ N `2 MQ`KHHv /Bbi`B#mi2/- M/ /2KQM@ bi`i2 i?2 T`+iB+H 2z2+iBp2M2bb Q7 i?2 `2bmHiBM; i2bi BM
r?2`2 ||·|| Bb i?2 biM/`/ 1m+HB/2M MQ`KX a22 6B;m`2 j 7Q`
a2+iBQM jX hQ /2`Bp2 i?2 G_h BM i?Bb +b2- r2 M22/ i?2 +Q@ h i p`BM+2 Ki`B+2b 7Q` #Qi? ?vTQi?2b2b- MK2Hv E IIT |H0 i h M/ E IIT |H1 X bbmKBM; i?i P M/ N `2 BM/2T2M/2Mi-
M BHHmbi`iBQM Q7 i?2 _Sa. 2biBKiBQM T`Q+2/m`2X LQi2
i?i UdV +M #2 pB2r2/ b M BMbiM+2 Q7 LQM@L2;iBp2 Ji`Bt 6+iQ`BxiBQM ULLJ6V (e) Q7 i?2 Ki`Bt SX AM T@
Bi 7QHHQrb i?i
T2M/Bt "- r2 /2b+`B#2 K2i?Q/ 7Q` 2biBKiBM; i?2 bQHm@
h i h i Σ ≡ E IIT |H1 = E PPT + σ2 I,
iBQM Q7 UdV #v mbBM; Hi2`MiBM; H2bi@b[m`2b (Ry)- r?B+? Bb TQTmH` TT`Q+? 7Q` LLJ6X q2 BHHmbi`i2 ivTB+H
r?2`2 σ Bb i?2 biM/`/ /2pBiBQM Q7 i?2 MQBb2- M/ I Bb i?2
pHm2b Q7 αˆ i 7`QK i?2 7+iQ`BxiBQM UdV BM 6B;m`2 9X Ai Bb 2p@ B/2Mi i?i αˆ i Bb H`;2` BM `2b Q7 i?2 KB+`Q;`T? r?B+? `2
b2a + 1c2 × b2a + 1c2 B/2MiBiv Ki`BtX aBM+2 σ Bb ivTB+HHv
mMFMQrM- r2 T`QTQb2 K2i?Q/ 7Q` 2biBKiBM; Bi 7`QK ;Bp2M KB+`Q;`T? BM TT2M/Bt *X hQ 2pHmi2 UNV Bi i?2`2@ i h 7Q`2 `2KBMb iQ 2biBKi2 E PPT X G2i U #2 M 2[mHHv@
/2Mb2Hv T+F2/ rBi? T`iB+H2b- BM/B+iBM; i?i i?2 7+iQ`@ BxiBQM 2ti`+ib i?2 _Sa. Q7 i?2 T`iB+H2b 7`QK i?2 +Q``2+i `2;BQMb Q7 i?2 KB+`Q;`T?X
bT+2/ U*`i2bBMV ;`B/ rBi? b2a + 1c × b2a + 1c TQBMib Qp2` 2 i?2 b[m`2 b−a, ac × b−a, ac- M/ /2MQi2 #v U ∈ Rb2a+1c i?2
kXjX S`iB+H2 /2i2+iBQM
~ii2M2/ p2`bBQM Q7 UX "v b2iiBM; i?2 pHm2b Q7 f QmibB/2 Q7 aD iQ #2 x2`Q- r2 ?p2 i?i Pi = f (i) 7Q` 2p2`v i ∈ UX a2iiBM; HbQ i?2 pHm2b Q7 ψn Q7 URV QmibB/2 Q7 aD iQ x2`Q-
AM i?2 T`2pBQmb b2+iBQMb- r2 /2b+`B#2/ ?Qr iQ +QKTmi2 b2i Q7 i2KTHi2b {ψn } UiQ;2i?2` rBi? i?2B` 2B;2MpHm2b {λn } /2b+`B#BM; i?2B` BKTQ`iM+2V /Ti2/ iQ i?2 T`iB+H2
M/ /2MQiBM; #v Ψ ∈ Rb2a+1c
i?2 Ki`Bt r?Qb2 nǶi? +QH@ mKM +QMbBbib Q7 i?2 ~ii2M2/ bKTH2b Q7 ψn QM U- H2/b iQ i?2 7QHHQrBM; TT`QtBKiBQM Q7 i?2 T`iB+H2Ƕb +Qp`BM+2
BK;2b BM i?2 KB+`Q;`T?X >Qr2p2`- i i?Bb TQBMi Bi Bb
mM+H2` ?Qr iQ KF2 mb2 Q7 i?2 /Bz2`2Mi i2KTHi2bX AM T`iB+mH`- bBM+2 bBM;H2 i2KTHi2 /Q2b MQi +Tim`2 i?2 #2 mb2/X q2 b?QmH/ i?2`27Q`2 /2i2`KBM2 ?Qr KMv i2K@ THi2b iQ mb2 M/ ?Qr iQ +QK#BM2 i?2K 7Q` T`iB+H2 TB+F@
URyV
N r?2`2 Λ Bb /B;QMH Ki`Bt rBi? i?2 2B;2MpHm2b {λn }n=1 QM Bib KBM /B;QMHX h?2 T`K2i2` N Bb +?Qb2M bm+? i?i i?2 2``Q` BM i?2 TT`QtBKiBQM URyV Bb bKHH- r?B+?
M/ /2`Bp2 b+?2K2 r?2`2 /Bz2`2Mi i2KTHi2b ψn `2 +QK@ #BM2/ ++Q`/BM; iQ i?2B` `2HiBp2 BKTQ`iM+2 Ui?`Qm;? i?2 2B;2MpHm2b λn VX aT2+B}+HHv- r2 M2ti /2`Bp2 T`Q+2/m`2
2bb2MiBHHv /2T2M/b QM i?2 /2+v `i2 Q7 i?2 2B;2MpHm2b
7Q` /Bb+`BKBMiBM; #2ir22M M BK;2 Q7 Tm`2 MQBb2- r?B+? Bb /2}M2/ b i?2 MmHH ?vTQi?2bBb M/ /2MQi2/ #v H0 - M/
λn Ub22 TT2M/Bt . 7Q` /2iBH2/ 2tTHMiBQM QM ?Qr i?2 T`K2i2` N Bb /2i2`KBM2/VX :Bp2M i?2 +Qp`BM+2 Ki`Bt Σ Q7 UNV U+QKTmi2/ pB i?2
M BK;2 Q7 T`iB+H2 THmb MQBb2- r?B+? Bb /2}M2/ b i?2 Hi2`MiBp2 ?vTQi?2bBb M/ /2MQi2/ #v H1 X h?i Bb- r2 +QMbB/2` i?2 KQ/2H
H1 : T`iB+H2 THmb MQBb2-
×N
i h E PPT ≈ ΨΛΨT ,
BM;X hQ i?i 2M/- r2 im`M iQ +HbbB+H ?vTQi?2bBb i2biBM;
H0 : Tm`2 MQBb2-
2
Ki`Bt Ub22 TT2M/Bt .V
p`B#BHBiv Q7 HH T`iB+H2 BK;2b- KmHiBTH2 i2KTHi2b Kmbi
N, I= P + N,
UNV
TT`QtBKiBQM URyVV- r2 mb2 b+Q`2 #b2/ QM i?2 G_h 7Q` +QKT`BM; #2ir22M irQ KmHiBp`Bi2 MQ`KH /Bbi`B#miBQMb b 7QHHQrbX 1+? KB+`Q;`T? Ti+? Ii, j Q7 bBx2 b2a + 1c ×
U3V
b2a+1c U~ii2M2/ iQ p2+iQ`V Bb +QMbB/2`2/ b `2HBxiBQM
9
H;Q`Bi?K R h?2 EGh TB+F2`
6B;m`2 8, 1tKTH2 Q7 ivTB+H b+Q`BM; Ki`Bt b ?2i KT U`B;?i BK;2V M/ T`iB+H2b TB+F2/ 7`QK Bi UH27i BK;2V rBi? i?`2b?QH/ Q7 x2`QX h?2 /i b2i Bb 1JSA_@Ryyk3 (kd)X
R,
Q7 I M/ Bb bbB;M2/ b+Q`2
k,
! p(Ii, j |H1 ) b+Q`2(i, j) := log URRV p(Ii, j |H0 ) ! ! T |Σ| 1 = log 2b2a+1c2 + Ii, j σ−2 I − Σ−1 Ii, j , 2 σ
j, 9, 8,
r?2`2 | · | Bb Ki`Bt /2i2`KBMMiX a22 TT2M/Bt . 7Q`
M 2H#Q`i2 /2`BpiBQM Q7 i?Bb b+Q`2 M/ M 2{+B2Mi H;Q@
`Bi?K iQ +QKTmi2 BiX >B;? pHm2 Q7 b+Q`2(i, j) BM/B+i2b i?2 T`2b2M+2 Q7 T`iB+H2 BM i?2 (i, j) Ti+?X q2 +QMbB/2` i?2
e,
b+Q`2b b Ki`Bt r?Qb2 2H2K2Mib `2 b+Q`2(i, j)X 1ti`+i@
d,
BM; i?2 T`iB+H2Ƕb +QQ`/BMi2b Qmi Q7 i?2 b+Q`BM; Ki`Bt Bb /QM2 #v mbBM; p2`bBQM Q7 i?2 MQM@KtBKmK bmTT`2b@
3,
bBQM H;Q`Bi?K (Rk)X h?Bb ;`22/v H;Q`Bi?K }`bi +?QQb2b i?2 ?B;?2bi b+Q`2 BM i?2 b+Q`BM; Ki`Bt b i?2 }`bi TB+F2/ T`iB+H2Ƕb +2Mi2`X h?2M- BM Q`/2` iQ T`2p2Mi M2`#v TBt@
N,
_2[mB`2/, JB+`Q;`T? M/ i?2 T`iB+H2bǶ `/Bmb aX S`iBiBQM i?2 KB+`Q;`T? BMiQ l × l Ti+?2b rBi? bi`B/2 d BM 2+? /BK2MbBQM U#v /27mHi- l Bb +?Qb2M iQ #2 3yW Q7 i?2 KtBKH /BK2i2` Q7 i?2 T`iB+H2 M/ d = lb22 TT2M/Bt " 7Q` KQ`2 /2iBHbVX *QKTmi2 i?2 _Sa. Q7 2+? Ti+? b /2b+`B#2/ BM b2+@ iBQM kXkX 1biBKi2 i?2 T`iB+H2 M/ MQBb2 _Sa. γˆ , νˆ - `2bT2+iBp2Hv #v bQHpBM; UdVX S`2r?Bi2M i?2 KB+`Q;`T? mbBM; νˆ X *QKTmi2 i?2 b2i Q7 2B;2M7mM+iBQMb {ψˆn } M/ 2B;2MpHm2b {λn } Q7 URV #v bQHpBM; U9V mbBM; γˆ M/ i?2 Lvbi`ƺK K2i?Q/X 1biBKi2 i?2 T`iB+H2Ƕb +Qp`BM+2 Ki`Bt E[PPT ] +@ +Q`/BM; iQ URyV M/ i?2 MQBb2 biM/`/ /2pBiBQM σ- b /2iBH2/ BM TT2M/Bt *Xi h *QKTmi2 Σ = E IIT |H1 Ub22 UNVVX S`iBiBQM i?2 KB+`Q;`T? BMiQ [2a + 1] × [2a + 1] Ti+?2b rBi? bi`B/2 1 BM 2+? /BK2MbBQM M/ +QKTmi2 i?2 G_h b+Q`2 7Q` 2+? Ti+? ++Q`/BM; iQ URRVX h?2 Qmi+QK2 Bb b+Q`BM; Ki`BtX 1ti`+i i?2 T`iB+H2bǶ +QQ`/BMi2b 7`QK i?2 b+Q`BM; K@ i`Bt b /2b+`B#2/ i i?2 2M/ Q7 a2+iBQM kXjX
2Hb 7`QK #2BM; +QMbB/2`2/ b T`iB+H2b- HH TBt2Hb rBi?BM mb2`@/2}M2/ `/Bmb `2 2t+Hm/2/ 7`QK i?2 TB+FBM;- M/ i?2 T`Q+2/m`2 `2bmK2b rBi? i?2 M2ti H`;2bi b+Q`2- M/ bQ QMX
i?2 ?B;?2bi 7`2[m2M+B2b r2`2 2HBKBMi2/ bBM+2 i?2v +QMiBM KQbiHv MQBb2X h?`Qm;?Qmi HH Q7 i?2 2tT2`BK2Mib- r2 mb2/ i?2 7QHHQrBM; T`K2i2`b 7Q` i?2 EGh TB+F2`, a M/ l `2
q2 b2i i?2 2t+HmbBQM `/Bmb iQ #2 i?2 T`iB+H2 bBx2- ?Qr2p2`bKHH2` pHm2b Kv ;Bp2 #2ii2` `2bmHib 7Q` +HQb2Hv T+F2/B``2;mH`Hv b?T2/ T`iB+H2bX h?2 TB+FBM; +QMiBMm2b mMiBH i?2 `2KBMBM; b+Q`2b `2 #2HQr x2`Q Q` mMiBH i?2 H;Q`Bi?K
kyW M/ 3yW- `2bT2+iBp2Hv- Q7 i?2 KtBKH /BK2i2` Q7
TB+Fb T`2/2}M2/ MmK#2` Q7 T`iB+H2bX aiQTTBM; r?2M i?2 `2KBMBM; b+Q`2b `2 M2;iBp2 Bb #b2/ QM i?2 Q#b2`piBQM
bKHH2` i?M ?H7 Q7 i?2 2biBKi2/ T`iB+H2Ƕb bBx2- b i?Bb
i?2 T`iB+H2- d = l- M/ b 2tTHBM2/ #Qp2- i?2 /2i2+@ iBQM i?`2b?QH/ Bb b2i iQ x2`QX LQi2 i?i a Bb iF2M iQ #2
i?i b+Q`2(i, j) < 0 ?QH/b r?2M2p2` p(Ii, j |H1 ) < p(Ii, j |H0 )-
H2/b- BM T`+iB+2- iQ #2ii2` +2Mi2`2/ T`iB+H2 b2H2+iBQMbX h?2 Q#iBM2/ T`iB+H2 +QQ`/BMi2b r2`2 BKTQ`i2/ BMiQ _1@
KTH2 Q7 b+Q`BM; Ki`Bt M/ i?2 T`iB+H2b TB+F2/ 7`QK
BM Q`/2` iQ Q#iBM j. `2+QMbi`m+iBQMX h?2 1J." (R8) KQ/2H +Q``2bTQM/BM; iQ 2+? /i b2i rb mb2/ b i?2 #
r?B+? K2Mb i?i HH Q7 i?2 `2KBMBM; Ti+?2b ?p2 ?B;?2` T`Q##BHBiv iQ +QMiBM MQBb2 QMHvX a22 6B;m`2 8 7Q` M 2t@
GAPL (R3) M/ i?2 `QmiBM2 /2b+`B#2/ BM (Rd) rb 2t2+mi2/
BiX a22 6B;m`2 e M/ H;Q`Bi?K R 7Q` /B;`K M/ M H;Q`Bi?K i?i bmKK`Bx2 i?2 T`iB+H2 TB+FBM; T`Q+2bbX
BMBiBQ KQ/2H 7Q` i?2 j. `2}M2K2Mi T`Q+2bbX h?2 T`Q+2/m`2 /2b+`B#2/ #Qp2 Bb /2KQMbi`i2/ QM i?2 7QHHQrBM; /i b2ib Q7 i?2 1JSA_ `2TQbBiQ`v (N), 1JSA_@ Ryyk3 USHbKQ/BmK 6H+BT`mK 3ya `B#QbQK2V (kd)- 1JSA_@
jX 1tT2`BK2MiH `2bmHib
RyyeR Uβ@:H+iQbB/b2V (k)- M/ 1JSA_@Ryy9N UavMT@ iB+ _:R@_:kV (Re)X _2bmHib 7Q` /i b2i Q7 .mMHB2HH
AM i?Bb b2+iBQM- r2 /2KQMbi`i2 i?2 T2`7Q`KM+2 Q7 Qm` H;Q`Bi?K QM i?`22 /Bz2`2Mi /i b2ib- b 7QHHQrbX 6B`bi- i?2
aHBM S?QiQbvbi2K A amT2`+QKTH2t `2 b?QrM BM i?2 amT@ TH2K2Mi`v Ji2`BHX h?Bb Hii2` /i b2i +Q``2bTQM/b iQ
KB+`Q;`T?b r2`2 /QrMbKTH2/ iQ kyW@8yW Q7 i?2B` Q`B;B@ MH bBx2 M/ r2`2 MQ`KHBx2/ iQ x2`Q K2M M/ p`BM+2 Q7
M Q#D2+i r?Qb2 bT2+i `iBQ Bb Km+? H`;2` i?M Q7 i?2
QM2X AM //BiBQM- 2+? KB+`Q;`T? rb #M/Tbb }Hi2`2/-
i?`22 #Qp2@K2MiBQM2/ 1JSA_ /i b2ibX Pm` H;Q`Bi?K rb BKTH2K2Mi2/ BM JiH#- M/ HH i?2
2HBKBMiBM; 8W Q7 Bib HQr2bi M/ ?B;?2bi `/BH 7`2[m2M@ +B2bX h?2 HQr2bi 7`2[m2M+B2b r2`2 2HBKBMi2/ bBM+2 i?2v /Q
2tT2`BK2Mib r2`2 2t2+mi2/ QM GBMmt K+?BM2 rBi? Re
MQi +QMiBM 2MQm;? bKTH2b 7Q` 2biBKiBM; i?2 _Sa.- M/ 8
6B;m`2 e, 6Q` 2+? KB+`Q;`T?- r2 2biBKi2 i?2 T`iB+H2 M/ MQBb2 _Sa. b 2tTHBM2/ BM a2+iBQM kXkX h?2M- r2 T`2r?Bi2M i?2 KB+`Q;`T?M/ 2biBKi2 i?2 i2KTHi2b mbBM; U9VX Gbi- r2 +QKTmi2 i?2 G_h b+Q`BM; Ki`Bt M/ 2ti`+i i?2 T`iB+H2bǶ +QQ`/BMi2b 7`QK Bi- b /2b+`B#2/ i i?2 2M/ Q7 a2+iBQM kXjX
+Q`2b `mMMBM; i kXR:>x- de3:" Q7 K2KQ`v- M/ M LpB/B
#v +QKT`BM; i?2 Qmi+QK2 Q7 _1GAPLǶb TQbi@T`Q+2bbBM;
hBiM :SlX h?2 +QKTH2i2 bQm`+2 +Q/2 7Q` i?2 EGh TB+F2`
ibF iQ i?2 ;`QmM/@i`mi?X Ai Bb BKTQ`iMi iQ MQi2 i?i
Bb pBH#H2 i ?iiTb,ff;Bi?m#X+QKfKBiv2H/`fEGhTB+F2`r?B+? HbQ BM+Hm/2b HBMF iQ biM/@HQM2 2t2+mi#H2 BK@
i?2 KB+`Q;`T?bǶ `r KQpB2b r2`2 MQi pBH#H2 iQ mb- M/ bQ #2ii2` `2bmHib Kv #2 +?B2p2/ #v 7m`i?2` TQHBb?BM;X AM
TH2K2MiiBQM Q7 i?2 H;Q`Bi?KX
+QKT`BbQM- (k) TB+F2/ 93, 686 T`iB+H2b mbBM; M miQKiB+
jXRX SHbKQ/BmK 6H+BT`mK 3ya
K2i?Q/ #b2/ QM +Q``2HiBQM rBi? :mbbBM `BM;X h?M j. +HbbB}+iBQM BM 6_1GA:L (d) rb mb2/ iQ /Bb+`/
h?2 SHbKQ/BmK 6H+BT`mK 3ya /i b2i +QMbBbib Q7
#/ b2H2+iBQMb- M/ 41, 123 T`iB+H2b r2`2 `2iBM2/ 7Q` i?2
1081 KB+`Q;`T?b Q7 bBx2 4096 × 4096 TBt2Hb- rBi? TBt2H bBx2
j. `2}M2K2Mi bi2T Ui?i rb 2t2+mi2/ BM i?2 bK2 T`Q@ ;`KVX h?2 `2+QMbi`m+iBQM BM (k) `2+?2/ ;QH/ biM/`/
Q7 1.34 X h?2 TT`QtBKi2 bBx2 Q7 i?2 T`iB+H2 Bb 360 × 360 TBt2Hb U++Q`/BM; iQ (kd)VX 1tKTH2b Q7 i?2 EGh TB+FBM;
6a* `2bQHmiBQM Q7 2.2X 6B;m`2 N T`2b2Mib bm`7+2 pB2rb Q7 i?2 j. KQ/2HbX h?2 `mMMBM; iBK2 Q7 i?2 EGh TB+F2` 7Q`
`2bmHib `2 b?QrM BM 6B;m`2 RyX h?2 EGh TB+F2` TB+F2/ 141, 679 T`iB+H2b 7`QK i?2 KB+`Q;`T?bX AM Q`/2` iQ Tm`;2 i?2 b2i Q7 TB+F2/ T`iB+H2b- k. +Hbb p2`;BM; bi2T rb
bBM;H2 KB+`Q;`T?- mbBM; :Sl- rb TT`QtBKi2Hv 33
2t2+mi2/ UmbBM; 30 +Hbb2bV BM _1GAPL M/ 87, 439 T`@
b2+QM/b U7QHHQrBM; QM2@iBK2 T`2T`Q+2bbBM; bi2T Q7 TT`Qt@ BKi2Hv 40 b2+QM/bVX
iB+H2b r2`2 `2iBM2/X 1tKTH2b Q7 i?2 b2H2+i2/ k. +Hbb2b `2 b?QrM BM 6B;m`2 dX h?2 j. `2+QMbi`m+iBQM `2+?2/
jXjX avMTiB+ _:R@_:k h?2 avMTiB+ _:R@_:k +QMbBbib Q7 e3y KB+`Q;`T?b-
;QH/ biM/`/ 6Qm`B2` a?2HH *Q``2HiBQM U6a*V `2bQHmiBQM Q7 3.05X 6B;m`2 3 T`2b2Mib i?2 6a* +m`p2 T`Q/m+2/ #v +QK@
2+? Q7 bBx2 3838 × 3710 TBt2Hb- rBi? TBt2H bBx2 Q7 RXkjX
h?2 TT`QtBKi2 bBx2 Q7 i?2 T`iB+H2 ++Q`/BM; iQ (Re) Bb 192 × 192 TBt2HbX h?2 EGh TB+F2` TB+F2/ 163, 470 T`iB@
T`BM; i?2 Qmi+QK2 Q7 _1GAPLǶb TQbi@T`Q+2bbBM; ibF iQ i?2 ;`QmM/@i`mi?X AM +QKT`BbQM- 158, 212 T`iB+H2b r2`2 TB+F2/ #v (kd) mbBM; _1GAPLǶb miQKi2/ TB+FBM; iQQH-
+H2bX 1tKTH2b Q7 i?2 `2bmHib Q7 i?2 TB+FBM; `2 b?QrM BM
6B;m`2 RkX 7i2` 2t2+miBM; k. +Hbb p2`;BM; bi2T Umb@ BM; 30 +Hbb2bV BM _1GAPL- 34, 100 T`iB+H2b r2`2 `2iBM2/X
M/ 7i2` k. M/ j. +Hbb p2`;BM; bi2Tb- 105, 247 T`iB@ +H2b `2KBM2/X h?2 `2+QMbi`m+iBQM BM (kd) `2+?2/ ;QH/ biM/`/ 6a* `2bQHmiBQM Q7 3.20X 6B;m`2 N T`2b2Mib bm`7+2
1tKTH2b Q7 i?2 b2H2+i2/ k. +Hbb2b `2 b?QrM BM 6B;m`2 dX h?2 j. `2+QMbi`m+iBQM `2+?2/ ;QH/ biM/`/ 6a* `2bQ@ HmiBQM Q7 3.87X 6B;m`2 3 T`2b2Mib i?2 6a* +m`p2 T`Q/m+2/
pB2rb Q7 Qm` j. `2+QMbi`m+i2/ KQ/2H M/ i?2 `2+QMbi`m+i2/ KQ/2H Q7 (kd)X h?2 `mMMBM; iBK2 Q7 i?2 EGh TB+F2` 7Q` bBM;H2 KB+`Q;`T?- mbBM; :Sl- rb TT`QtBKi2Hv 35 b2+QM/b U7QHHQrBM; QM2@iBK2 T`2T`Q+2bbBM; bi2T Q7 TT`Qt@
#v +QKT`BM; i?2 Qmi+QK2 Q7 _1GAPLǶb TQbi@T`Q+2bbBM; ibF iQ i?2 ;`QmM/@i`mi?X q2 MQi2 i?i bBKBH`Hv iQ i?2 β@
BKi2Hv 40 b2+QM/bVX
:H+iQbB/b2 /i b2i- i?2 `r KQpB2b r2`2 mMpBH#H2 iQ
jXkX β@:H+iQbB/b2
mb- ?2M+2 i?2 `2bmHib `2 bm#@QTiBKHX AM +QKT`BbQM- (Re) mb2/ b2KB@miQKiB+ K2i?Q/ 2t2+mi2/ BM aJl1G (RN)
h?2 β@:H+iQbB/b2 /i b2i +QMbBbib Q7 R8jN KB+`Q@
7Q` i?2 T`iB+H2 TB+FBM; bi2TX AMBiBHHv- 2, 000 T`iB+H2b r2`2
;`T?b- 2+? Q7 bBx2 7676 × 7420 TBt2Hb- rBi? TBt2H bBx2 Q7 yXe9X h?2 TT`QtBKi2 bBx2 Q7 i?2 T`iB+H2 ++Q`/BM; iQ (k)
KMmHHv b2H2+i2/ M/ +HbbB}2/ #v k. +Hbb p2`;BM; bi2TX :QQ/ +Hbb2b r2`2 KMmHHv +?Qb2M M/ i?2 T`iB+H2b
Bb 768 × 768 TBt2HbX EGh TB+F2` TB+F2/ 100, 241 T`iB+H2bX
BM i?Qb2 +Hbb2b r2`2 mb2/ b i2KTHi2b 7Q` M miQKiB+ TB+FBM; T`Q+2bbX b /2b+`B#2/ BM (Re)- //BiBQMH KMmH 2zQ`i rb `2[mB`2/ iQ /Bb+`/ #/ b2H2+iBQMb- r?B+? `2@
1tKTH2b Q7 i?2 `2bmHib Q7 i?2 TB+FBM; `2 b?QrM BM 6B;@ m`2 RRX 7i2` 2t2+miBM; k. +Hbb p2`;BM; bi2T UmbBM; 30 +Hbb2bV BM _1GAPL- 13, 000 T`iB+H2b r2`2 `2iBM2/X 1t@
bmHi2/ BM }MH /i b2i Q7 89, 158 T`iB+H2bX h?2 j. `2@
KTH2b Q7 i?2 b2H2+i2/ k. +Hbb2b `2 b?QrM BM 6B;m`2 dX h?2 j. `2+QMbi`m+iBQM `2+?2/ ;QH/ biM/`/ 6a* `2bQ@
}M2K2Mi bi2T rb 2t2+mi2/ BM _1GAPL- M/ i?2 `2+QM@ bi`m+iBQM `2+?2/ ;QH/ biM/`/ 6a* `2bQHmiBQM Q7 3.4X
HmiBQM Q7 3.01X 6B;m`2 3 T`2b2Mib i?2 6a* +m`p2 T`Q/m+2/
6B;m`2 N T`2b2Mib bm`7+2 pB2rb Q7 i?2 j. KQ/2HbX h?2 e
`mMMBM; iBK2 Q7 i?2 EGh TB+F2` 7Q` bBM;H2 KB+`Q;`T?mbBM; :Sl- rb TT`QtBKi2Hv 50 b2+QM/b U7QHHQrBM;
EGh TB+F2` Bb BM #2ir22M #Qi? +i2;Q`B2bX PM QM2 ?M/Bi `2HB2b QM i?2 bbmKTiBQM i?i i?2 T`QD2+iBQM BK;2b +M
QM2@iBK2 T`2T`Q+2bbBM; bi2T Q7 TT`QtBKi2Hv 40 b2+QM/bVX
#2 TT`QtBKi2/ #v #M/@HBKBi2/- `QiiBQMHHv BMp`BMi-
9X .Bb+mbbBQM
rB/2 b2Mb2 biiBQM`v T`Q+2bb `2bi`B+i2/ iQ /BbFX h?Bb bbmKTiBQM Bb MQM@`2bi`B+iBp2 BM T`+iB+2- b 2t2KTHB}2/ #v Qm` `2bmHibX PM i?2 Qi?2` ?M/- i?2 i2KTHi2b Q7 i?2
9XRX _2pB2r Q7 i?2 `2bmHib
EGh TB+F2` `2 /Ti2/ iQ 2p2`v KB+`Q;`T? b2T`i2Hvi?`Qm;? i?2 _Sa. Q7 i?2 T`iB+H2b M/ Q7 i?2 MQBb2X
h?2 /i b2ib mb2/ iQ /2KQMbi`i2 Qm` K2i?Q/ `2T@ `2b2Mi /Bz2`2Mi ivT2b Q7 KB+`Q;`T?bX h?2 SHbKQ/BmK 6H+BT`mK 3ya Bb i?2 H2bi +?HH2M;BM;- b i?2 K+`Q@
8X *QM+HmbBQM
KQH2+mH2 Bb H`;2 U4.2 J.V M/ i?2 T`iB+H2b `2 +H2`Hv
AM i?Bb TT2`- r2 T`2b2Mi2/ i?2 EGh TB+F2`- M m@ iQKi2/- /i /`Bp2M T`iB+H2 TB+F2`- i?i `2[mB`2b QMHv
pBbB#H2X h?2 β@:H+iQbB/b2 Bb KQ`2 +?HH2M;BM;- b i?2 K+`Q@KQH2+mH2 Bb bKHH2` U0.465 J.V- M/ Bi Bb ?`/2` iQ
QM2 BMTmi r?B+? Bb i?2 2biBKi2/ T`iB+H2Ƕb bBx2X h?2 EGh
b22 i?2 T`iB+H2b QM i?2 KB+`Q;`T?bX 6BMHHv- i?2 avMT@ iB+ _:R@_:k Bb i?2 KQbi +?HH2M;BM; /i b2i- b Bi +Q``2bTQM/b iQ bKHH2` K+`Q@KQH2+mH2 U0.38 J.V M/
TB+F2` Bb /2bB;M2/ 2bT2+BHHv iQ ?M/H2 HQr aL_ KB+`Q@ ;`T?b- Bi Bb 2bv iQ mb2- 7bi- M/ Ki?2KiB+HHv `B;Q`QmbX
?b HQr aL_X qBi? HH i?2b2 /i b2ib- r2 +?B2p2/ ?B;? `2bQHmiBQMb rBi? KBMBKmK KMmH 2zQ`iX AM //BiBQM- i?2 bm`7+2 pB2rb BM 6B;m`2 N b?Qr i?i i?2 j. `2+QMbi`m+iBQMb
/Bz2`2Mi /i b2ibX AM HH Q7 i?2K r2 +?B2p2/ ?B;?@[mHBiv `2bmHib rBi? KBMBKH KMmH 2zQ`iX
q2 2pHmi2/ i?2 T2`7Q`KM+2 Q7 i?2 EGh TB+F2` QM i?`22
h?2 H;Q`Bi?K +M #2 7m`i?2` BKT`Qp2/ b 7QHHQrbX JB@
r2 ;Qi `2 +QKTiB#H2 rBi? i?2 Tm#HBb?2/ QM2bX
+`Q;`T?b i2M/ iQ +QMiBM +QMiKBMiBQMb Q7 p`BQmb 7Q`Kb7`QK bKHH +QMiKBMiBQMb iQ r?QH2 `2b +QMiBMBM; 2B@
h?`Qm;?Qmi Qm` 2MiB`2 `2+QMbi`m+iBQM T`Q+2bb- i?2 QMHv KMmH bi2T rb i?2 b2H2+iBQM Q7 +Hbb2b Qmi Q7 _1GAPLǶb
i?2` B+2 Q` i?2 2/;2b Q7 i?2 bmTTQ`iBM; ;`B/X h?2b2 `@
k. +HbbB}+iBQM QmiTmiX q2 /B/ MQi mb2 j. +HbbB}+iBQM-
2b +M /2;`/2 i?2 2biBKiBQM Q7 i?2 _Sa.- r?B+? Bb i?2 2bb2M+2 Q7 Qm` K2i?Q/X .2pBbBM; M H;Q`Bi?K iQ miQKi@
MQ` Mv Qi?2` K2i?Q/ iQ }Hi2` i?2 EGh TB+F2`Ƕb TB+F2/ T`iB+H2bX Ai Bb HbQ BKTQ`iMi iQ MQi2 i?i i?2 T`K2i2`b
B+HHv B/2MiB7v i?2b2 `2b Kv BKT`Qp2 i?2 TB+FBM;X .2Mb2 T`iB+H2 +Hmbi2`b +M TQb2 T`Q#H2K iQ i?2 EGh TB+F2`- b
BM HH Q7 i?2 2tT2`BK2Mib r?2`2 +?Qb2M miQKiB+HHv #b2/ QM i?2 T`iB+H2Ƕb bBx2- bQ i?2`2 Bb MQ M22/ iQ /Dmbi i?2K KMmHHvX
i?2 b+Q`BM; Ki`Bt- BMi`Q/m+2/ BM a2+iBQM kXj- i2M/b iQ b@ bB;M ?B;? b+Q`2b iQ i?2 BMi2`7+2 #2ir22M T`iB+H2b BMbi2/ Q7 iQ i?2 +2Mi2` Q7 2+? T`iB+H2 b2T`i2Hv- b22 M 2tK@
AM irQ Qmi Q7 i?2 i?`22 2tT2`BK2Mib #Qp2- i?2 `2bQ@ HmiBQM +?B2p2/ mbBM; T`iB+H2b TB+F2/ #v Qm` H;Q`Bi?K Bb BM72`BQ` iQ i?2 Tm#HBb?2/ QM2X h?Bb BKTHB2b i?i 7mHHv m@
TH2 BM 6B;m`2 RjX PM2 TQbbB#H2 bQHmiBQM iQ i?Bb T`Q#H2K Bb iQ `2TH+2 i?2 +m``2Mi H;Q`Bi?K 7Q` 2ti`+iBM; T`iB+H2br?B+? mb2b i?2 BM/BpB/mH pHm2b Q7 i?2 b+Q`BM; Ki`Bt U/2@
iQKiB+ TB+FBM; Kv +QK2 i T`B+2X u2i- i?2 `2bmHib Q7 Qm` TB+FBM; +M #2 mb2/ iQ ;2M2`i2 M BMBiBH j. bi`m+@ im`2- r?B+? +QmH/ i?2M #2 mb2/ iQ T`Q/m+2 `272`2M+2b 7Q`
b+`B#2/ i i?2 2M/ Q7 a2+iBQM kXjV- rBi? M H;Q`Bi?K i?i +QMbB/2`b i?2 2MiB`2 M2B;?#Q`?QQ/ Q7 T`iB+H2 +M/B/i2X
b2+QM/ `QmM/ Q7 `272`2M+2@#b2/ TB+FBM;X aBM+2 `272`2M+2@ #b2/ TB+FBM; /Q2b MQi `2[mB`2 KMmH BMi2`p2MiBQM- i?2 2MiB`2 `2bmHiBM; TB+FBM; T`Q+2bb Bb biBHH 7mHHv miQKiB+X
+FMQrH2/;K2Mib
9XkX *QKT`BbQM rBi? Qi?2` T`iB+H2 TB+FBM; K2i?Q/b
h?Bb `2b2`+? rb bmTTQ`i2/ #v i?2 1m`QT2M _2b2`+? *QmM+BH U1_*V mM/2` i?2 1m`QT2M lMBQMǶb >Q`BxQM kyky
S`iB+H2 TB+FBM; K2i?Q/b +M #2 /BpB/2/ BMiQ irQ +i2@ ;Q`B2bX h?2 }`bi `2HB2b QM T`BQ` bbmKTiBQMb QM i?2 T`iB@ +H2Ƕb bi`m+im`2- bm+? b :mbbBM b?T2 (k9) Q` `2b2K#HM+2
`2b2`+? M/ BMMQpiBQM T`Q;`KK2 U;`Mi ;`22K2Mi dkjNNR @ *_uPJh>VX
iQ Qi?2` FMQrM K+`Q@KQH2+mH2b (k8- k3)X h?2 b2+QM/ `2HB2b bQH2Hv QM BM7Q`KiBQM 7`QK i?2 /i Bib2H7- r?B+? +M #2 b2i Q7 KMmHHv TB+F2/ T`iB+H2b (R3- j)- Q` b2i Q7 KB+`Q@ ;`T? Ti+?2b i?i r2`2 miQKiB+HHv b2H2+i2/ (3)X h?2 d
6B;m`2 d, 1tKTH2b Q7 9 k. +Hbb p2`;2b Q7 SHbKQ/BmK 6H+BT`mK 3ya UH27iV- β@:H+iQbB/b2UKB//H2V- M/ avMTiB+ _:R@_:k U`B;?iV T`Q/m+2/ #v _1GAPL 7`QK T`iB+H2b TB+F2/ #v i?2 EGh TB+F2`X
6B;m`2 3, 6a* +m`p2b Q7 SHbKQ/BmK 6H+BT`mK 3ya UH27iV- β@:H+iQbB/b2 UKB//H2V- M/ avMTiB+ _:R@_:k U`B;?iVX
TT2M/Bt X .2`BpBM; UjV M/ U9V
i?mb
h?2 E`?mM2M GQ2p2 h?2Q`2K (RR) bii2b i?i i?2 bQHm@ iBQMb ψn iQ URV `2 i?2 2B;2M7mM+iBQMb Q7 i?2 miQ+Q``2HiBQM QT2`iQ` K(x, y) = E f (x) f (y) - i?i Bbλn ψn (x) =
Z
K(x, y)ψn (y)dy.
λm,k Rm,k (r)eimθ Z Z 1 0 0 = G(ρ)ei(ρr cos(φ−θ)−ρr cos(φ−θ )) (2π)2 aD cD 0
UXRV
=
aD
lM/2` i?2 bbmKTiBQMb i?i f Bb #M/@HBKBi2/- rB/2 b2Mb2
1 (2π)2
Z
0
aZ
Z
× Rm,k (r0 )eimθ r0 ρdr0 dθ0 dρdφ ! π i(mθ0 −ρr0 cos(φ−θ0 )) 0 e dθ G(ρ)eiρr cos(φ−θ)
−π
cD
× Rm,k (r0 )r0 ρdr0 dφdρ.
biiBQM`v- M/ i?i K Bb `/BHHv@bvKK2i`B+ Ui?i Bb- K(x, y) = UX8V K(kx − yk)V- i?2 qB2M2`ĜE?BM+?BM i?2Q`2K (8) bii2b i?i *?M;BM; p`B#H2b BM i?2 BMM2`KQbi BMi2;`H BM UX8V iQ i?2 `/BH TQr2` bT2+i`H /2MbBiv U_Sa.V Q7 f - ;Bp2M #v U8Vθ0 = φ − α − π2 ;Bp2b Bb i?2 6Qm`B2` i`Mb7Q`K Q7 i?2 miQ+Q``2HiBQM KX >2M+2Z π Z π π 0 0 0 0 #v iFBM; i?2 BMp2`b2 6Qm`B2` i`Mb7Q`K Q7 Gei(mθ −ρr cos(φ−θ )) dθ0 = eim(φ− 2 ) ei(ρr sin α−mα) dα −π −π UXeV Z im(φ− π2 ) 0 1 iω·(x−y) 2πJ (ρr ), = e m G(kωk)e dω, UXkV K(kx − yk) = (2π)2 cD r?2`2 Jm Bb i?2 mǶi? Q`/2` "2bb2H 7mM+iBQM Q7 i?2 }`bi FBM/X am#biBimiBM; #+F UXeV BM UX8V ;Bp2b
r?2`2 c Bb i?2 #M/@HBKBi Q7 f X .2MQi2 x = (r cos θ, r sin θ)y = (r0 cos θ0 , r0 sin θ0 )- ω = (ρ cos φ, ρ sin φ) M/ r`Bi2 i?2 bQHmiBQMb Q7 UXRV b 1 ψm,k (r, θ) = √ Rm,k (r)eimθ , 2π
m ∈ Z, k ∈ N.
UXjV
λm,k Rm,k (r)eimθ =
Z
a 0
Z
c
Z
0 0
π
π
ei(m(φ− 2 )+ρr cos(φ−θ)) dφ
−π
× Jm (ρr )G(ρ)Rm,k (r0 )r0 ρdr0 dρ.
am#biBimiBM; UXjV BMiQ UXRV vB2H/b Z
1 2π
λm,k Rm,k (r)eimθ =
!
UXdV
*?M;BM; p`B#H2b BM i?2 BMM2`KQbi BMi2;`H BM UXdV iQ φ = θ − α + π2 ;Bp2b
K(r, θ, r0 , θ0 )Rm,k (r0 )eimθ r0 dr0 dθ0 . UX9V 0
aD
Z
LQi2 i?i UXkV BM TQH` +QQ`/BMi2b Bb ;Bp2M #v
π
π
ei(m(φ− 2 )+ρr cos(φ−θ)) dφ = eimθ −π
= K(r, θ, r0 , θ0 ) = Z 1 0 0 0 0 G(ρ)ei(ρ cos φ,ρ sin φ)·(r cos θ−r cos θ ,r sin θ−r sin θ ) ρdρdφ = (2π)2 cD Z 1 0 0 G(ρ)ei(ρr cos(φ−θ)−ρr cos(φ−θ )) ρdρdφ, (2π)2 cD
π
Z
ei(ρr sin α−mα) dφ
−π imθ 2πe Jm (ρr).
UX3V
lbBM; UX3V BM UXdV r2 ;2i λm,k Rm,k (r) =
Z
=
Z
a 0
c
! Jm (ρr)Jm (ρr )G(ρ)r ρdρ Rm,k (r0 )dr0 0
0
0
a
hm (r, r0 )Rm,k (r0 )dr0 , 0
r?2`2 hm (r, r0 ) =
3
Z
Rc 0
Jm (ρr)Jm (ρr0 )G(ρ)r0 ρdρX
6B;m`2 N, am`7+2 pB2rb iF2M 7`QK i?2 j. `2+QMbi`m+iBQMb Q7 SHbKQ/BmK 6H+BT`mK 3ya UH27iV- β@:H+iQbB/b2 UKB//H2V- M/ avMTiB+ _:R@_:k U`B;?iVX h?2 iQT bm`7+2 pB2rb +Q``2bTQM/ iQ `2+QMbi`m+iBQMb 7`QK T`iB+H2b TB+F2/ #v i?2 EGh TB+F2`- M/ i?2 #QiiQK QM2b iQ i?2 `2+QMbi`m+iBQM Q7 (kd)- (k)- M/ (Re)- `2bT2+iBp2HvX h?2 pB2rb r2`2 ;2M2`i2/ mbBM; i?2 l*a6 *?BK2` bQ7ir`2 (R9)X
6B;m`2 Ry, 1tKTH2b Q7 TB+FBM; `2bmHib 7Q` i?2 SHbKQ/BmK 6H+BT`mK 3ya /i b2iX h?2 KB+`Q;`T?b `2 b?QrM BM i?2 H27i +QHmKM- TB+F2/ T`iB+H2b rBi? i?`2b?QH/ 2[mH iQ x2`Q `2 BM i?2 KB//H2 +QHmKMb- M/ i?2 iQT 8y TB+F2/ T`iB+H2b `2 BM i?2 `B;?i +QHmKMX
TT2M/Bt "X 1biBKiBM; i?2 bQHmiBQM Q7 UdV
h?mb-
AM i?Bb b2+iBQM- r2 QmiHBM2 M H;Q`Bi?K 7Q` 2biBKiBM;
{i0 , j0 } = argmax
Si − S j
1 = argmax
αi − α j γ
i?2 bQHmiBQM Q7 UdV- i?i Bb Q7 {ˆγ, νˆ , α} ˆ = arg min γ˜ ,˜ν,α˜
bXiX γ˜ , ν˜ ∈
i, j
M X i=1
Rl+ ,
i, j
= argmax |αi − α j | kγk1 , i, j
2
||Si − ν˜ − α˜ i γ˜ || ,
U"XRV
r?B+? BKTHB2b
α˜ i ∈ [0, 1].
γˆ (0) = (αKt − αKBM ) · γ.
1[miBQM U"XRV +M #2 pB2r2/ b M BMbiM+2 Q7 MQM@ M2;iBp2 Ki`Bt 7+iQ`BxiBQM T`Q#H2K ULLJ6V (e)- r?B+? Bb LS@?`/X PM2 K2i?Q/ 7Q` 2biBKiBM; bQHmiBQMb Q7 LLJ6
aBM+2 r2 2tT2+i i H2bi QM2 Ti+? iQ BM+Hm/2 +QKTH2i2 T`iB+H2- M/ i H2bi QM2 Ti+? iQ +QMiBM QMHv MQBb2- r2 ;2i αKt ≈ 1, αKBM ≈ 0- r?B+? vB2H/b
T`Q#H2Kb Bb #v Hi2`MiBM; H2bi@b[m`2b UGaV (Ry)X h?2 B/2 #2?BM/ i?Bb Bi2`iBp2 K2i?Q/ Bb bQHpBM;- BM 2+? bi2Ti?2 LLJ6 KBMBKBxiBQM T`Q#H2K 7Q` QM2 Q7 i?2 p`B#H2b-
γˆ (0) = (αKt − αKBM ) · γ ≈ (1 − 0) · γ = γ.
r?BH2 i`2iBM; i?2 Qi?2`b b +QMbiMibX A7 i?2 K2i?Q/ +QM@
h?i Bb γˆ (0) Bb BMBiBHBx2/ +HQb2 iQ Bib i`m2 pHm2X b 7Q` νˆ (0) - U"X9V BKTHB2b
p2`;2b- i?2M Bi +QMp2`;2b iQ HQ+H KBMBKmK Q7 i?2 LLJ6 T`Q#H2KX AM Qm` +b2- i?2 p`B#H2b `2 i?2 p2+iQ`b γˆ , νˆ , αˆ M/ i?2 Ga Bi2`iBQMb `2 ;Bp2M #v U7Q` Bi2`iBQM iV
{k0 } = argmin kSk k1 = argmin kν + αk γk1 k
{αˆ } = arg min
M X
||Sk − νˆ
{ˆγ(i) } = arg min
M X
||Sk − νˆ (i−1) − αˆ (i) ˜ ||2 , k γ
{ˆν(i) } = arg min
M X
||Sk − ν˜ − αˆ (i) ˆ (i) ||2 , k γ
(i)
α˜
γ˜
ν˜
s.t γ˜ , ν˜ ∈
k=1
k=1
k=1
Rl+ ,
(i−1)
− α˜ k γˆ
νˆ (0) = Sk0 ,
|| ,
k
k
r?2`2 i?2 i?B`/ 2[mHBiv ?QH/b /m2 iQ i?2 TQbBiBpBiv Q7 HH `;mK2MibX b r`Bii2M #Qp2- αKBM ≈ 0 M/ ?2M+2
U"XkV
νˆ (0) ≈ ν + 0 · γ = ν, i?i Bb- νˆ (0) Bb HbQ BMBiBHBx2/ +HQb2 iQ Bib i`m2 pHm2X L2ti- r2 /2`Bp2 M 2tTHB+Bi 7Q`KmH 7Q` i?2 bQHmiBQM
α˜ k ∈ [0, 1].
Q7 U"XkVX lbBM; #bB+ H;2#`- r2 +M `2r`Bi2 i?2 bmK BM
{i0 , j0 } = argmax
Si − S j
1 ,
U"XjV
i, j
{k0 } = argmin kSi k1 , i
P r?2`2 kuk1 = li=1 |ui | 7Q` u ∈ Rl X hQ DmbiB7v i?Bb +?QB+2`2+HH i?i S Bb KQ/2H2/ b Si = ν + αi γ,
k
= argmin kνk1 + αk kγk1 = argmin αk ,
(i−1) 2
b i?2 BMBiBH p2+iQ`b γˆ (0) , νˆ (0) r2 b2i γˆ (0) = Si0 − S j0 ,
1
1 ≤ i ≤ M.
U"X9V
N
6B;m`2 RR, 1tKTH2b Q7 TB+FBM; `2bmHib 7Q` i?2 β@:H+iQbB/b2 /i b2iX a22 6B;m`2 Ry 7Q` /2iBHbX
6B;m`2 Rk, 1tKTH2b Q7 TB+FBM; `2bmHib 7Q` i?2 avMTiB+ _:R@_:k /i b2iX a22 6B;m`2 Ry 7Q` /2iBHbX
r?2`2 7Q` r ∈ R
6B;m`2 Rj, M 2tKTH2 Q7 /2Mb2 T`iB+H2b +Hmbi2` 7Q` r?B+? i?2 EGh TB+F2` TB+F2/ i?2 BMi2`7+2 #2ir22M T`iB+H2b BMbi2/ Q7 i?2 +2Mi2` Q7 2+? T`iB+H2X JB+`Q;`T? iF2M 7`QK i?2 1JSA_@Ryyk3 /i b2i (kd)X
[r]+,≤1
U"XRV BM i?`22 2[mBpH2Mi 7Q`Kb M X i=1
M/
U"X8V
kSi − ν˜ − α˜ i γ˜ k2
M M l X M X X 2 X 2 2 (S ) ˜ k = α˜ i γ˜ k − 2 α˜ i ν˜ k + α˜ i Ski γ˜ k + ki − ν k=1
i=1
i=1
i=1
k=1
0 ≤ r ≤ 1, r > 1,
0 [r]+ = r
r < 0, r ≥ 0.
BM U"XeV- Bi ?QH/b i?i
i=1
l l M X l X X X 2 2 2 (Ski − ν˜ k ) . = γ˜ k α˜ i − 2 ν˜ k γ˜ k + γ˜ k Ski α˜ i + i=1
r < 0,
PM2 +M T`Qp2 i?i B7 S +M #2 7+iQ`Bx2/ b BM U"X9V- M/ i?2 Bi2`iBQMb Q7 U"XeV +QMp2`;2- i?2M BM i?2 HBKBi Q7 i → ∞
i=1
M l M X X X 2 (Ski − α˜ i γ˜ k ) = M ν˜ k − 2 α˜ i γ˜ k + Ski ν˜ k + k=1
0 = r 1
k=1
γˆ = aγ,
k=1
αˆ k =
1 (αk + b) , a
νˆ = ν − bγ,
U"XdV
r?2`2 a, b ∈ R +M #2 2biBKi2/ 7`QK i?2 MQBb2 p`BM+2X
h`2iBM; γ˜ b p`B#H2 M/ ν˜ , α˜ b +QMbiMib BM i?2 b2+@ {˜γk }lk=1 X h?2 KBMBKmK Q7 i?Bb bmK- mM/2` i?2 +QMbi`BMi γ˜ k ≥ 0 Bb iiBM2/ i i?2 KBMBKmK Q7 i?2b2 T`#QHb r?2M@
h?Bb BKTHB2b i?i r2 +M `2+Qp2` γ, α, νX q2 QKBi i?2 /2@ iBHb Q7 i?2 T`QQ7X AM TT2M/Bt *- r2 /2b+`B#2 K2i?Q/ iQ 2biBKi2 i?2 MQBb2 p`BM+2 7`QK ;Bp2M KB+`Q;`T?X h?2 T`Q+2/m`2 7Q` bQHpBM; U"XRV Bb bmKK`Bx2/ BM H;Q`Bi?K kX
r?2M i`2iBM; ν˜ b i?2 p`B#H2 BM i?2 i?B`/ HBM2 UM/ i?2 Qi?2` b +QMbiMibVX h`2iBM; α˜ b i?2 p`B#H2 BM i?2 7Q`i?
H;Q`Bi?K k Ga H;Q`Bi?K
QM/ HBM2- ;Bp2b bmK Q7 +QMp2t T`#QHb 7Q` i?2 p`B#H2b
2p2` i?2v `2 TQbBiBp2 M/ i γ˜ k = 0 2Hb2X h?2 bK2 TTHB2b
HBM2- BKTHB2b i?i i?2 KBMBKmK Bb ;Bp2M b 7QHHQrX 6Q` 2+? T`#QH BM i?2 bmK U"X8V- B7 Bib KBMBKmK Bb Q#iBM2/ i
R,
M2;iBp2 α˜ k - i?2M i?2 KBMBKmK Q7 i?2 bmK Bb iiBM2/ i α˜ k = 0X A7 i?2 KBMBKmK Bb Q#iBM2/ i α˜ k > 1- r2 b2i α˜ k = 1X Pi?2`rBb2- i?2 KBMBKmK Q7 i?2 bmK Bb iiBM2/
k, j, 9, 8,
i i?2 KBMBKmK Q7 i?2 T`#QHX hQ +QM+Hm/2- r2 ;2i i?2 7QHHQrBM; 7Q`KmHb 7Q` i?2 bQHmiBQMb Q7 i?2 iǶi? Bi2`iBQM
e,
BM U"XkV Pl k=1 γˆ k(i−1) · Sk, j − νˆ k(i−1) αˆ (i) , 1 ≤ j ≤ M, Pl j = (i−1) γ ˆ k=1 k +,≤1 P M (i) k=1 αˆ k · S j,k − νˆ (i−1) j (i) , γˆ j = 1 ≤ j ≤ l, P M (i) ˆk k=1 α + PM k=1 S j,k − αˆ (i) ˆ (i) j k γ (i) , νˆ j = 1 ≤ j ≤ l, M
_2[mB`2/, Ji`Bt SX *QKTmi2 i?2 BMBiBH p2+iQ`b νˆ (0) , γˆ (0) mbBM; U"XjV M/ αˆ (0) , αˆ (1) , νˆ (1) , γˆ (1) mbBM; U"XeVX i=1
r?BH2
νˆ (i) − νˆ (i−1)
,
γˆ (i) − γˆ (i−1)
,
αˆ (i) − αˆ (i−1)
≥ /Q *QKTmi2 νˆ (i+1) , γˆ (i+1) , αˆ (i+1) mbBM; U"XeV i=i+1 2M/ r?BH2 PmiTmi, νˆ (i) , γˆ (i) , αˆ (i)
6BMHHv- r2 `2im`M iQ i?2 +QKTmiiBQM Q7 i?2 +QHmKMb Q7 SX 1+? +QHmKM Bb i?2 _Sa. Q7 KB+`Q;`T? Ti+?
Q7 bBx2 l × l rBi? bi`B/2 d- b /2b+`B#2/ i i?2 #2;BMMBM; Q7 a2+iBQM kXkX h?2b2 T`K2i2`b `2 /2i2`KBM2/ b 7QH@
U"XeV
HQrbX AM U"X9V r2 bbmK2 i?i S +M #2 7+iQ`Bx2/ b
+QK#BMiBQM Q7 QMHv ν, γ, αX >Qr2p2`- i?Bb KQ/2H Bb QMHv M TT`QtBKiBQM- M/ BM T`+iB+2 Bi ?QH/b i?i
+
S = ν + αT γ + E, Ry
U"X3V
r?2`2 E Bb M 2``Q` i2`K Ki`BtX lM/2` i?2 bbmKTiBQMb i?i i?2 2tT2+iM+v Q7 i?2 `Qrb Q7 E Bb x2`Q- M/ i?i i?2
Ub22 HbQ a2+iBQM kXjVX h?2 E`?mM2M GQ2p2 h?2Q`2K (RR) bii2b i?i
+QHmKMb Q7 E `2 mM+Q``2Hi2/ M/ rBi? i?2 bK2 p`B@
M+2- QM2 +M T`Qp2 i?i i?2 HBKBi Q7 U"XeV r?2M mbBM; S Q7 U"X3V bivb i?2 bK2 b BM U"XdV- #mi rBi? /Bz2`2Mi pH@
f (x) =
∞ X
zi ψi (x),
i=1
m2b 7Q` a M/ b Ur2 QKBi i?2 T`QQ7VX h?2b2 pHm2b +M #2
h i r?2`2 ψi `2 ;Bp2M #v URV- M/ KQ`2Qp2`- E zi z j = δi, j λi X h?2`27Q`2- i?2 miQ+Q``2HiBQM K(x, y) = E f (x) f (y) +M #2 r`Bii2M b ∞ ∞ X X E f (x) f (y) = E zi ψi (x) z j ψ j (y)
2biBKi2/ 7`QK i?2 MQBb2 p`BM+2- M/ i?2`27Q`2- r2 +M `2+Qp2` γ, α, ν 7Q` i?2 KQ`2 ;2M2`H KQ/2H U"X3VX LQr- iF@ BM; d < l +H2`Hv #`2Fb i?2 bbmKTiBQMb 7Q` E M/ iFBM;
d > l /Q2b MQi mb2 HH Q7 i?2 /i- ?2M+2 r2 mb2/ d = lX b 7Q` i?2 T`K2i2` l- B/2HHv r2 rQmH/ HBF2 Ti+? iQ +QM@
i=1
iBM MQ KQ`2 i?2M QM2 +QKTH2i2 T`iB+H2X hFBM; l Km+? #B;;2` i?2M i?2 T`iB+H2 /BK2i2` +M +mb2 Ti+?2b iQ +QM@ iBM irQ Q` KQ`2 T`iB+H2b- M/ iFBM; Bi Km+? bKHH2` rBHH
=
∞ X ∞ X
=
∞ X ∞ X
i=1 j=1
MQi HHQr Ti+?2b iQ +QMiBM 2MQm;? Q7 i?2 T`iB+H2X AM T`+iB+2- Bi b22Kb i?i iFBM; l 2[mH 3yW Q7 i?2 T`iB+H2 /BK2i2` vB2H/b ;QQ/ `2bmHibX
j=1
h i ψi (x)ψ j (y)E zi z j ψi (x)ψ j (y)δi, j λi
i=1 j=1
=
∞ X
ψi (x)ψi (y)λi .
i=1
TT2M/Bt *X 1biBKiBM; i?2 MQBb2 p`BM+2
lbBM; U.XRV r2 ;2i
h?2 MQBb2 p`BM+2 Bb M22/2/ iQ `2+Qp2` γ, α, ν 7`QK U"XdV M/ iQ 2pHmi2 UNVX bbmKBM; i?i #Qi? i?2 MQBb2 M/
h i E PPT
i?2 T`iB+H2 7mM+iBQM `2 ;2M2`i2/ 7`QK rB/2 b2Mb2 bi@ iBQM`v `M/QK T`Q+2bb M/ i?i i?2v `2 mM+Q``2Hi2/- Bi 7QHHQrb i?i i?2 p`BM+2 Q7 ;Bp2M KB+`Q;`T? Ti+? Bb
(i, j)
∞ h i X = E Pi P j = E f (i) f ( j) = ψk (i)ψk ( j)λk . k=1
U.XkV
AM Q`/2` iQ /2}M2 i`mM+iBQM `mH2 7Q` i?2 BM}MBi2 bmK
i?2 bmK Q7 i?2 MQBb2 p`BM+2 M/ 7`+iBQM Q7 i?2 T`iB@
BM U.XkV- r2 +QMbB/2` i?2 `2HiBp2 2``Q` i2`K
+H2Ƕb p`BM+2- r?B+? Bb T`QTQ`iBQMH iQ i?2 7`+iBQM Q7 i?2 T`iB+H2 +QMiBM2/ BM i?2 Ti+?X b i?2 p`BM+2 Bb TQb@
P
P∞ PN
k=1 ψk ψk λk − k=1 ψk ψk λk
∞ k=N+1 ψk ψk λk
P∞
=
P∞
k=1 ψk ψk λk
k=1 ψk ψk λk
P∞ λk , = Pk=N+1 ∞ λ k=1 k
BiBp2 MmK#2`- Ti+?2b rBi? HQr2` p`BM+2 `2 KQ`2 HBF2Hv iQ +QMiBM QMHv MQBb2X qBi? i?i BM KBM/- r2 T`iBiBQM i?2 KB+`Q;`T? BMiQ Qp2`HTTBM; T`iB+H2@bBx2 Ti+?2b rBi? bi`B/2 2[mH iQ 1X h?2M- r2 TT`QtBKi2 i?2 p`BM+2 Q7 2+? Ti+? b 2tTHBM2/ BM (ke) M/ }MHHv 2biBKi2 i?2
U.XjV U.X9V
r?2`2 || · || Bb i?2 L2 (aD × aD) biM/`/ MQ`K M/ U.X9V 7QHHQrb 7`QK U.XjV /m2 iQ Q`i?Q;QMHBiv Q7 ψk X h?2M- r2 /2}M2 i?2 7QHHQrBM; i`mM+iBQM `mH2X 6B`bi r2 i`mM+i2 i?2
MQBb2 p`BM+2 #v p2`;BM; x% Q7 i?2 HQr2bi p`BM+2 `2@ bmHibX *?QQbBM; x /2T2M/b QM i?2 MmK#2` Q7 T`iB+H2b BM i?2 KB+`Q;`T?- r?B+? Bb mMFMQrM iQ mbX q2 ?p2 Q#@
BM}MBi2 bmK i M i2`Kb r?2`2 M Bb +?Qb2M bm+? i?i
b2`p2/ 2tT2`BK2MiHHv i?i iFBM; x = 25% T`QpB/2b biBb@
λ M − λ M+1 ≤ 10−6 , λM
7+iQ`v `2bmHib BM HQr@aL_ +QM/BiBQMbX
M/ i?2M- r2 i`mM+i2 Bi ;BM iQ N i2`Kb bm+? i?i TT2M/Bt .X .2`BpBM; i?2 TT`QtBKiBQM URyV
PM
k=N+1
AM i?Bb b2+iBQM- r2 /2`Bp2 M TT`QtBKiBQM 7Q` i?2 T`@ h i iB+H2Ƕb +Qp`BM+2 Ki`Bt E PPT - r?2`2 Pi = f (i),
i∈U
PM
k=1
U.XRV RR
λk
λk
≤ 0.01.
U.X8V
"v biM/`/ HBM2` H;2#`- Bi +M #2 b?QrM i?i i?2 i`mM@ +iBQM `mH2 Q7 U.X8V vB2H/b i?2 /2bB`2/ TT`QtBKiBQM Q7 URyV
Ki`Bt M/ 7+iQ`Bx2 Bi mbBM; i?2 Z_ /2+QKTQbBiBQM (kR) b
∞ N X h i X E PPT = ψk (i)ψk ( j)λk ≈ ψk (i)ψk ( j)λk = ΨΛΨT k=1
k=1
Ψ = QR,
U.XeV
r?2`2 Ψ M/ Λ `2 /2}M2/ BM a2+iBQM kXjX
r?2`2 Q ∈ Rb2a+1c
2
×b2a+1c2
TT2M/Bt 1X .2`BpiBQM M/ +QKTmiiBQM Q7 URRV Pm` ;QH Bb iQ +QKTmi2 i?2 b+Q`2 ! p(Ii, j |H1 ) . p(Ii, j |H0 )
U1XRV
LQi2 i?i RΛRT + σ2 I Bb #HQ+F /B;QMH Ki`Bt Q7 i?2 7Q`K H 0 T 2 , RΛR + σ I = 0 σ 2 I2
iBp`Bi2 MQ`KH- M/ i?i i?2 MQBb2 Bb r?Bi2- i?2 T`Q#@ #BHBiv /2MbBiv 7mM+iBQM US.6V Q7 KB+`Q;`T? Ti+? +QM@ iBMBM; T`iB+H2 THmb MQBb2 Bb 1 T −1 1 e− 2 I Σ I , |2πΣ|
˜ R˜ T + σ2 I1 Bb Q7 bBx2 N × N- I1 Bb i?2 A/2MiBiv r?2`2 H = RΛ
U1XkV
Ki`Bt Q7 i?2 bK2 bBx2 b H- M/ I2 Bb i?2 B/2MiBiv Ki`Bt
Q7 bBx2 (b2a + 1c2 − N) × (b2a + 1c2 − N)X h?2 /2i2`KBMMi Q7 Σˆ Bb ˆ = |H|σb2a+1c2 −N , U1X3V |Σ|
r?2`2 | · | Bb Ki`Bt /2i2`KBMMiX h?2 S.6 Q7 Ti+? rBi? MQBb2 QMHv Bb
p (I|H0 ) = p
1
1
(2πσ2 )b2a+1c2
T
e− 2σ2 I I .
U1XjV
M/ Bib BMp2`b2 Bb
am#biBimiBM; i?2 #Qp2 S.6b BM U1XRV M/ `2TH+BM; i?2 `M/QK p`B#H2 I rBi? Bib (i, j) Ti+? `2HBxiBQM Ii, j ;Bp2b
ˆ −1
Σ
Ub22 HbQ URRVV b+Q`2(i, j) =
!
AM //BiBQM-
!
T 1 |Σ| log 2b2a+1c2 + Ii, j σ−2 I − Σ−1 Ii, j . 2 σ U1X9V
Σ = E PP
i
am#biBimiBM; i?2 Hii2` #+F BM U1X8V vB2H/b
ˆ + σ I ≈ ΨΛΨ + σ I := Σ. 2
2
T
σ−2 I1 − H −1 0 T Q I IT σ−2 I − Σˆ −1 I = IT Q 0 0 U1XNV T σ−2 I1 − H −1 0 T T Q I. = Q I 0 0
ˆ pB i?2 bBM;mH` pHm2b /2+QKTQbB@ *QKTmiBM; Σˆ −1 M/ |Σ|
iBQM Uao.V (kR) iF2b O(b2a + 1c2 N 2 ) QT2`iBQMb T2` KB+`Q@ ;`T?- r?2`2 N Bb ;Bp2M #v i?2 i`mM+iBQM `mH2 Q7 U.X8VX h?2 +QKTmiiBQMH +Qbi Q7 /B`2+iHv +QKTmiBM; Pi, j =
ITi, j
−2
ˆ −1
σ I−Σ
0 T Q . σ−2 I2
I1 0 H −1 0 T −1 −2 ˆ Q σ I − Σ = σ − Q 0 I2 0 σ−2 I2 σ−2 I1 − H −1 0 T Q . = Q 0 0
i?2 T`iB+H2Ƕb +Qp`BM+2 Ki`Bt- i?i BbT
H −1 = Q 0
−2
q2 2biBKi2 Σ 7Q` U1X9V mbBM; i?2 TT`QtBKiBQM URyV 7Q`
h
Bb M Q`i?Q;QMH Ki`Bt M/ R ∈
Σˆ = Q RΛRT + σ2 I QT .
lM/2` i?2 bbmKTiBQMb i?i i?2 T`iB+H2 Bb /Bbi`B#mi2/ KmH@
p (I|H1 ) = √
U1XdV
Rb2a+1c ×N Bb M mTT2` i`BM;mH` Ki`Bt r?Qb2 Hbi b2a + R˜ 1c2 − N `Qrb `2 x2`QX q2 /2MQi2 R = r?2`2 R˜ ∈ RN×N 0 M/ bm#biBimi2 U1XdV BM U1XeV- `2bmHiBM; BM 2
b+Q`2(i, j) := log
U1XeV
Σˆ = ΨΛΨT + σ2 I,
Ii, j ,
.2MQi2 i?2 }`bi N +QQ`/BMi2b Q7 i?2 p2+iQ` QT I #v vX
U1X8V
h?2M- i?2 Hbi 2tT`2bbBQM Bb bBKTHB}2/ iQ
Bb O(b2a + 1c6 ) QT2`iBQMb T2` Ti+?X AM Q`/2` iQ `2/m+2
IT σ−2 I − Σˆ −1 I = σ−2 vT v − vT H −1 v.
i?2 Hii2` +QKTH2tBiv- +QMbB/2` i?2 TT`QtBKi2 +Qp`BM+2 Rk
U1XRyV
am#biBimiBM; U1X3V M/ U1XRyV BM U1X9V M/ +?M;BM; I iQ Ii, j ;Bp2b b+Q`2(i, j) =
! ! 1 σ2N log + σ−2 vT v − vT H −1 v . 2 |H|
(Rk)
U1XRRV
(Rj)
h?2 +QKTH2tBiv H pB i?2 Z_ /2+QKTQbB@ Q7 +QKTmiBM; iBQM Q7 Σˆ Bb O b2a + 1c2 N 2 QT2`iBQMbX h?2M- +QKTmiBM; H −1 M/ |H| pB S V D `2[mB`2b O(N 3 ) QT2`iBQMb- #Qi? +QK@ Tmi2/ T2` KB+`Q;`T?X *QKTmiBM; vT H −1 v `2[mB`2b O(N 3 ) QT2`iBQMb- M/ +QKTmiBM; vT v `2[mB`2b O(N 2 ) QT2`iBQMb#Qi? +QKTmi2/ T2` Ti+?X 6BMHHv- BM Q`/2` iQ +QKTmi2 i?2 p2+iQ` v- r2 M22/ iQ +QKTmi2 QMHv i?2 }`bi N +QQ`/BMi2b Q7 QT IX h?Bb +M #2 BKTH2K2Mi2/ mbBM; O b2a + 1c2 N QT2`iBQMb T2` Ti+?X hQ +QM+Hm/2- i?2 T2` Ti+? +QKTm@ 6 iiBQMH +QKTH2tBiv ?b #22M `2/m+2/ 7`QK O(b2a + 1c ) iQ 2 3 O b2a + 1c N + N X AM T`+iB+2- i?Bb bT22/b mT i?2 H;Q@ `Bi?K #v i?`22 Q`/2`b Q7 K;MBim/2X
(R9)
(R8) (Re)
(R) E2M/HH 1 iFBMbQMX h?2 MmK2`B+H bQHmiBQM Q7 6`2/?QHK BMi2@ ;`H 2[miBQMb Q7 i?2 b2+QM/ FBM/X aAJ CQm`MH QM LmK2`B+H MHvbBb- 9UjV,jjdĜj93- RNedX (k) H#2`iQ "`i2b;?B- HM J2`F- aQQDv "M2`D22- .Q`22M Jii?B2b- sBQM;rm qm- C+[m2HBM2 G a JBHM2- M/ a`B`K am#@ `KMBKX kXk `2bQHmiBQM +`vQ@1J bi`m+im`2 Q7 β@;H+iQbB/b2 BM +QKTH2t rBi? +2HH@T2`K2Mi BM?B#BiQ`X a+B2M+2 UL2r uQ`FLXuXV- j93UekjNV,RR9děRR8R- CmM2 kyR8X AaaL yyje@3yd8X /QB, RyXRRkefb+B2M+2X#R8deX l_G ?iiT,ff2m`QT2TK+XQ`;f`iB+H2bf SJ*e8Rkjj3X (j) h`BbiM "2TH2`- M/`2r JQ`BM- H2t C LQ#H2- CmHB "`b+?Gr`2M+2 a?TB`Q- M/ "QMMB2 "2`;2`X SQbBiBp2@mMH#2H2/ +QM@ pQHmiBQMH M2m`H M2irQ`Fb 7Q` T`iB+H2 TB+FBM; BM +`vQ@2H2+i`QM KB+`Q;`T?bX AM _2b2`+? BM +QKTmiiBQMH KQH2+mH` #BQHQ;vpQHmK2 Ry3Rk- T;2b k98Ĝk9d- kyR3X (9) CK2b w *?2M M/ LBFQHmb :`B;Q`B2zX aA:Lhl_1, bBM;H2@ T`iB+H2 b2H2+iBQM bvbi2K 7Q` KQH2+mH` 2H2+i`QM KB+`Qb+QTvX CQm`MH Q7 bi`m+im`H #BQHQ;v- R8dURV,Re3ĜRdj- kyydX (8) G2QM *Q?2MX h?2 ;2M2`HBxiBQM Q7 i?2 qB2M2`@E?BM+?BM i?2Q@ `2KX AM S`Q+22/BM;b Q7 i?2 RNN3 A111 AMi2`MiBQMH *QM72`2M+2 QM +QmbiB+b- aT22+? M/ aB;MH S`Q+2bbBM;- A*aaSǶN3 U*iX LQX N3*>jeR3RV- pQHmK2 j- T;2b R8ddĜR83yX A111- RNN3X (e) LB+QHb :BHHBbX AMi`Q/m+iBQM iQ MQMM2;iBp2 Ki`Bt 7+iQ`BxiBQMX `sBp T`2T`BMi `sBp,RdyjXyyeej- kyRdX (d) LBFQHmb :`B;Q`B2zX 6_1GA:L, ?B;?@`2bQHmiBQM `2}M2K2Mi Q7 bBM;H2 T`iB+H2 bi`m+im`2bX CQm`MH Q7 bi`m+im`H #BQHQ;v- R8dURV, RRdĜRk8- kyydX (3) v2H2i >2BKQrBix- CQFBK M/ûM- M/ KBi aBM;2`X TTH2 TB+F2`, miQKiB+ T`iB+H2 TB+FBM;- HQr@2zQ`i +`vQ@1J 7`K2@ rQ`FX CQm`MH Q7 bi`m+im`H #BQHQ;v- ky9UkV,kR8Ĝkkd- kyR3X (N) X Am/BM- SXEX EQ`B`- CX aHp2`i@hQ``2b- :XCX EH2vr2;i- M/ X Sir`/?MX 1JSA_, Tm#HB+ `+?Bp2 7Q` `r 2H2+i`QM KB+`Qb+QTv BK;2 /iX Lim`2 J2i?Q/b- Rj- kyReX (Ry) >vmMbQQ EBK M/ >2bmM S`FX LQMM2;iBp2 Ki`Bt 7+iQ`@ BxiBQM #b2/ QM Hi2`MiBM; MQMM2;iBpBiv +QMbi`BM2/ H2bi b[m`2b M/ +iBp2 b2i K2i?Q/X aAJ DQm`MH QM Ki`Bt MHvbBb M/ TTHB+iBQMb- jyUkV,dRjĜdjy- kyy3X (RR) *Hm/BQ J++QM2X bBKTH2 BMi`Q/m+iBQM iQ i?2 EGh
(Rd)
(R3)
(RN)
(ky)
(kR) (kk) (kj) (k9)
(k8)
(ke) (kd)
Rj
UE`?mM2MěGQĕp2 h`Mb7Q`KVX .22T aT+2 6HB;?i M/ *QK@ KmMB+iBQMb, 1tTHQBiBM; i?2 amM b :`pBiiBQMH G2Mb- T;2b R8RĜRdN- kyyNX H2tM/2` L2m#2+F M/ Gm+ oM :QQHX 1{+B2Mi MQM@KtBKmK bmTT`2bbBQMX AM R3i? AMi2`MiBQMH *QM72`2M+2 QM Sii2`M _2+Q;MBiBQM UA*S_ǶyeV- pQHmK2 j- T;2b 38yĜ388X A111- kyyeX X STQmHBbX aB;MH MHvbBb- +?Ti2` Rk- aT2+i`H 1biBK@ iBQMX J+:`r@>BHH 2H2+i`B+H M/ 2H2+i`QMB+ 2M;BM22`BM; b2`B2bX J+:`r@>BHH- RNddX Aa"L Nd3yydy939eyjX 1`B+ 6 S2ii2`b2M- h?QKb . :Q//`/- *QM`/ * >mM;- :`2@ ;Q`v a *Qm+?- .MB2H J :`22M#Hii- 1HBM2 * J2M;- M/ h?QKb 1 62``BMX l*a6 *?BK2` Ĝ pBbmHBxiBQM bvbi2K 7Q` 2tTHQ`iQ`v `2b2`+? M/ MHvbBbX CQm`MH Q7 +QKTmiiBQMH +?2KBbi`v- k8URjV,Rey8ĜReRk- kyy9X S`Qi2BM .i "MF BM 1m`QT2X h?2 1H2+i`QM JB+`Qb+QTv .i "MF U1J."VX ?iiTb,ffrrrX2#BX+XmFfT/#2f2K/#fX >2M; _m- J2HBbb : *?K#2`b- hBM@JBM 6m- H2tM/2` " hQM;- JQ7m GBQ- M/ >Q qmX JQH2+mH` K2+?MBbK Q7 pU/VD `2+QK#BMiBQM 7`QK bvMTiB+ `;R@`;k +QKTH2t bi`m+@ im`2bX *2HH- RejU8V,RRj3ěRR8k- LQp2K#2` kyR8X AaaL yyNk@ 3ed9X /QB, RyXRyRefDX+2HHXkyR8XRyXy88X l_G ?iiT,ff2m`QT2TK+X Q`;f`iB+H2bfSJ*9eNy9dRX aDQ`b >q a+?2`2bX aBM;H2@T`iB+H2 T`Q+2bbBM; BM _1GAPL@RXjX J_* G#Q`iQ`v Q7 JQH2+mH` "BQHQ;v- ?iiT,ffrrrkX K`+@HK#X +KX +X mFf;`QmTbfb+?2`2bf`2HBQMRjnimiQ`BHX T/7- kyR9X aDQ`b >q a+?2`2bX a2KB@miQKi2/ b2H2+iBQM Q7 +`vQ@1J T`@ iB+H2b BM _1GAPL RXjX CQm`MH Q7 bi`m+im`H #BQHQ;v- R3NUkV, RR9ĜRkk- kyR8X CBM a?B- .2rB;?i _ qBHHBKb- M/ S?Q2#2 G ai2r`iX a+`BTi@ bbBbi2/ JB+`Qb+QTv UaJV T+F;2 iQ BKT`Qp2 /i +[mBbB@ iBQM `i2b QM 61A h2+MB 2H2+i`QM KB+`Qb+QT2b 2[mBTT2/ rBi? :iM **. +K2`bX CQm`MH Q7 bi`m+im`H #BQHQ;v- Re9URV, ReeĜReN- kyy3X *Pa aQ`xMQ- _Q#2`iQ J`#BMB- CpB2` o2Hx[m2x@Jm`B2HCQbû _QKM "BH#Q@*bi`Q- aDQ`b >q a+?2`2b- CQbû J *`xQM/ H#2`iQ Sb+mH@JQMiMQX sJASS, M2r ;2M2`iBQM Q7 M QT2M@bQm`+2 BK;2 T`Q+2bbBM; T+F;2 7Q` 2H2+i`QM KB+`Qb+QTvX CQm`MH Q7 bi`m+im`H #BQHQ;v- R93UkV,RN9Ĝky9- kyy9X 1M/`2 aɃHB M/ .pB/ 6 Jv2`bX M BMi`Q/m+iBQM iQ MmK2`B+H MHvbBbX *K#`B/;2 mMBp2`bBiv T`2bb- kyyjX Si`B+F * h2QX h?2Q`v M/ TTHB+iBQMb Q7 bi22`#H2 7mM+iBQMbX RNNNX pM >22H- JX M/ a+?ix- JX 6Qm`B2` b?2HH +Q``2HiBQM i?`2b?QH/ +`Bi2`BX CX ai`m+iX "BQHX- R8RUjV,k8yĜkek- kyy8X L_ oQbb- *E uQb?BQF- J _/2`K+?2`- *a SQii2`- M/ " *`@ `;?2`X .Q: SB+F2` M/ hBHiSB+F2`, bQ7ir`2 iQQHb iQ 7+BHBii2 T`iB+H2 b2H2+iBQM BM bBM;H2 T`iB+H2 2H2+i`QM KB+`Qb+QTvX CQm`MH Q7 bi`m+im`H #BQHQ;v- ReeUkV,ky8ĜkRj- kyyNX 62M; qM;- >mB+?Q :QM;- :Q+?Q GBm- J2BDBM; GB- *?mM;v2 uM- hBM sB- sm2KBM; GB- M/ CBMvM; w2M;X .22TSB+F2`, /22T H2`MBM; TT`Q+? 7Q` 7mHHv miQKi2/ T`iB+H2 TB+FBM; BM +`vQ@1JX CQm`MH Q7 bi`m+im`H #BQHQ;v- RN8UjV,jk8Ĝjje- kyReX G``v qbb2`KMX HH Q7 biiBbiB+b, +QM+Bb2 +Qm`b2 BM biiBbiB+H BM72`2M+2X aT`BM;2` a+B2M+2 "mbBM2bb J2/B- kyRjX qBHbQM qQM;- sBQ@+?2M "B- HM "`QrM- Ab`2H a 62`MM/2x1`B+ >Mbb2M- J2HMB2 *QM/`QM- uM >QM; hM- CF2 "mKM/ aDQ`b > q a+?2`2bX *`vQ@2K bi`m+im`2 Q7 i?2 SHbKQ/BmK
7H+BT`mK 3ya `B#QbQK2 #QmM/ iQ i?2 MiB@T`QiQxQM /`m; 2K2@ iBM2X 2GB72- j- CmM2 kyR9X AaaL ky8y@y39sX /QB, RyXd889f2GB72X yjy3yX l_G ?iiT,ff2m`QT2TK+XQ`;f`iB+H2bfSJ*9y3ekd8X (k3) uB7M sBQ M/ :mM;r2M uM;X 7bi K2i?Q/ 7Q` T`iB+H2 TB+FBM; BM +`vQ@2H2+i`QM KB+`Q;`T?b #b2/ QM 7bi _@*LLX AM AS +QM72`2M+2 T`Q+22/BM;b- pQHmK2 R3je- T;2 ykyy3yX AS Sm#HBb?BM;- kyRdX
R9