哈特曼传感器子孔径光斑的局部自适应阈值分割方法
夏克-哈特曼传感器的质心偏移估计精度受噪声的影响非常大，在传统质心法(CoG)中尤为突出，因而阈值的选取十分重要。本文提出了一种基于统计排序的局部自适应阈值分割方法，并与传统的全局阈值法进行对比，发现自适应的局部阈值能够更加有效地分割出阵列光斑，从而减小背景噪声对质心估计的影响，降低波面复原误差。本文通过静态相差的测量实验，从质心偏移估计的精度和波前复原精度两个方面进行分析，验证了该方法的有效性。另外，本文发现自适应阈值结合灰度加权的质心提取方法，是对传统质心法的较好改进，可以有效提高峰值信噪比大约10~40的光斑质心提取精度。...
Saved in:
| Published in | Guang Dian Gong Cheng = Opto-Electronic Engineering Vol. 45; no. 10; pp. 170699 - 42 |
|---|---|
| Main Authors | , , , , |
| Format | Journal Article |
| Language | Chinese English |
| Published |
Chengdu
Editorial Office of Opto-Electronic Advances
01.10.2018
中国科学院光电技术研究所,四川 成都 610209 中国科学院自适应光学重点实验室,四川 成都 610209 中国科学院大学,北京 100049%中国科学院自适应光学重点实验室,四川 成都 610209 |
| Subjects | |
| Online Access | Get full text |
| ISSN | 1003-501X |
| DOI | 10.12086/oee.2018.170699 |
Cover
| Abstract | 夏克-哈特曼传感器的质心偏移估计精度受噪声的影响非常大，在传统质心法(CoG)中尤为突出，因而阈值的选取十分重要。本文提出了一种基于统计排序的局部自适应阈值分割方法，并与传统的全局阈值法进行对比，发现自适应的局部阈值能够更加有效地分割出阵列光斑，从而减小背景噪声对质心估计的影响，降低波面复原误差。本文通过静态相差的测量实验，从质心偏移估计的精度和波前复原精度两个方面进行分析，验证了该方法的有效性。另外，本文发现自适应阈值结合灰度加权的质心提取方法，是对传统质心法的较好改进，可以有效提高峰值信噪比大约10~40的光斑质心提取精度。 |
|---|---|
| AbstractList | 夏克-哈特曼传感器的质心偏移估计精度受噪声的影响非常大，在传统质心法(CoG)中尤为突出，因而阈值的选取十分重要。本文提出了一种基于统计排序的局部自适应阈值分割方法，并与传统的全局阈值法进行对比，发现自适应的局部阈值能够更加有效地分割出阵列光斑，从而减小背景噪声对质心估计的影响，降低波面复原误差。本文通过静态相差的测量实验，从质心偏移估计的精度和波前复原精度两个方面进行分析，验证了该方法的有效性。另外，本文发现自适应阈值结合灰度加权的质心提取方法，是对传统质心法的较好改进，可以有效提高峰值信噪比大约10~40的光斑质心提取精度。 O436.3; 夏克-哈特曼传感器的质心偏移估计精度受噪声的影响非常大,在传统质心法(CoG)中尤为突出,因而阈值的选取十分重要.本文提出了一种基于统计排序的局部自适应阈值分割方法,并与传统的全局阈值法进行对比,发现自适应的局部阈值能够更加有效地分割出阵列光斑,从而减小背景噪声对质心估计的影响,降低波面复原误差.本文通过静态相差的测量实验,从质心偏移估计的精度和波前复原精度两个方面进行分析,验证了该方法的有效性.另外,本文发现自适应阈值结合灰度加权的质心提取方法,是对传统质心法的较好改进,可以有效提高峰值信噪比大约10～40的光斑质心提取精度. |
| Author | 李新阳 Li, Xinyang Wang, Caixia 王彩霞 / Li Xuxu 李旭旭 |
| AuthorAffiliation | 中国科学院自适应光学重点实验室,四川 成都 610209;中国科学院光电技术研究所,四川 成都 610209;中国科学院大学,北京 100049%中国科学院自适应光学重点实验室,四川 成都 610209;中国科学院光电技术研究所,四川 成都 610209 |
| AuthorAffiliation_xml | – name: 中国科学院自适应光学重点实验室,四川 成都 610209;中国科学院光电技术研究所,四川 成都 610209;中国科学院大学,北京 100049%中国科学院自适应光学重点实验室,四川 成都 610209;中国科学院光电技术研究所,四川 成都 610209 |
| Author_FL | Li Xuxu Wang Caixia Li Xinyang |
| Author_FL_xml | – sequence: 1 fullname: Li Xuxu – sequence: 2 fullname: Li Xinyang – sequence: 3 fullname: Wang Caixia |
| Author_xml | – sequence: 1 fullname: 李旭旭 – sequence: 2 fullname: 李新阳 – sequence: 3 fullname: 王彩霞 / Li Xuxu – sequence: 4 givenname: Xinyang surname: Li fullname: Li, Xinyang – sequence: 5 givenname: Caixia surname: Wang fullname: Wang, Caixia |
| BookMark | eNpFj71LAzEchjNUsNbu7uJ49Zekl-RGKfUDCi4KbiXJ5Yoid7VncS1atd0Ua_Fj0LEIHdSpUvxrzNX-F55UcHnf5eF9eRZQJoxCg9AShgImINhqZEyBABYFzIF5XgZlMQB1XMB78ygfx_sKoEg8LhjPorK96Uy6o-Rx_DV-TtpP9n5gh1d22LOfbXveTfrXk4e2fW1Nzwbfly_T1qn96E3vOrY1tp0L231L-qPk_XYRzQXyMDb5v86h3fXyTmnTqWxvbJXWKk4dE8Ec1_UDrZQUrtIQFMHlRmEjNQ6Y0YAVkQR7LhDNOAt8qjUznPqSCSXTAEJzaGW2eyLDQIa16kHUbITpY7Xm1_SvdKoKLOWWZ1y9ER01TXz8DxLCaREIoYL-AJ84ceM |
| ClassificationCodes | O436.3 |
| ContentType | Journal Article |
| Copyright | 2018. Notwithstanding the ProQuest Terms and Conditions, you may use this content in accordance with the associated terms available at http://www.oejournal.org/Item/Term.html Copyright © Wanfang Data Co. Ltd. All Rights Reserved. |
| Copyright_xml | – notice: 2018. Notwithstanding the ProQuest Terms and Conditions, you may use this content in accordance with the associated terms available at http://www.oejournal.org/Item/Term.html – notice: Copyright © Wanfang Data Co. Ltd. All Rights Reserved. |
| DBID | 8FE 8FG ABJCF ABUWG AFKRA AZQEC BENPR BGLVJ BVBZV CCPQU DWQXO HCIFZ L6V M7S PHGZM PHGZT PIMPY PKEHL PQEST PQGLB PQQKQ PQUKI PRINS PTHSS 2B. 4A8 92I 93N PSX TCJ |
| DOI | 10.12086/oee.2018.170699 |
| DatabaseName | ProQuest SciTech Collection ProQuest Technology Collection Materials Science & Engineering Collection ProQuest Central (Alumni) ProQuest Central UK/Ireland ProQuest Central Essentials ProQuest Central ProQuest Technology Collection (LUT) ProQuest East & South Asia Database ProQuest One Community College ProQuest Central Korea SciTech Premium Collection ProQuest Engineering Collection Engineering Database ProQuest Central Premium ProQuest One Academic Publicly Available Content Database ProQuest One Academic Middle East (New) ProQuest One Academic Eastern Edition (DO NOT USE) ProQuest One Applied & Life Sciences ProQuest One Academic ProQuest One Academic UKI Edition ProQuest Central China Engineering collection Wanfang Data Journals - Hong Kong WANFANG Data Centre Wanfang Data Journals 万方数据期刊 - 香港版 China Online Journals (COJ) China Online Journals (COJ) |
| DatabaseTitle | Publicly Available Content Database Engineering Database Technology Collection ProQuest One Academic Middle East (New) ProQuest Central Essentials ProQuest One Academic Eastern Edition ProQuest Central (Alumni Edition) SciTech Premium Collection ProQuest One Community College ProQuest Technology Collection ProQuest SciTech Collection ProQuest Central China East & South Asia Database ProQuest Central ProQuest One Applied & Life Sciences ProQuest Engineering Collection ProQuest One Academic UKI Edition ProQuest Central Korea Materials Science & Engineering Collection ProQuest Central (New) ProQuest One Academic ProQuest One Academic (New) Engineering Collection |
| DatabaseTitleList | Publicly Available Content Database |
| Database_xml | – sequence: 1 dbid: 8FG name: ProQuest Technology Collection url: https://search.proquest.com/technologycollection1 sourceTypes: Aggregation Database |
| DeliveryMethod | fulltext_linktorsrc |
| Discipline | Engineering |
| DocumentTitle_FL | Local adaptive threshold segmentation method for subapture spots of Shack-Hartmann sensor |
| EndPage | 42 |
| ExternalDocumentID | gdgc201810006 |
| GeographicLocations | Beijing China China |
| GeographicLocations_xml | – name: China – name: Beijing China |
| GrantInformation_xml | – fundername: 国家自然科学基金资助项目 funderid: (61505215) |
| GroupedDBID | 8FE 8FG ABJCF ABUWG AFKRA ALMA_UNASSIGNED_HOLDINGS AZQEC BENPR BGLVJ BPHCQ BVBZV CCPQU DWQXO HCIFZ L6V M7S PHGZM PHGZT PIMPY PKEHL PQEST PQGLB PQQKQ PQUKI PRINS PROAC PTHSS 2B. 4A8 92I 93N PMFND PSX TCJ |
| ID | FETCH-LOGICAL-p1286-55dfcbba85bc0f4057eb1eac1f6ec01b2a219502c676fd3cc6e73da68baa68023 |
| IEDL.DBID | BENPR |
| ISSN | 1003-501X |
| IngestDate | Thu May 29 03:55:48 EDT 2025 Fri Jul 25 11:39:57 EDT 2025 |
| IsDoiOpenAccess | true |
| IsOpenAccess | true |
| IsPeerReviewed | true |
| IsScholarly | true |
| Issue | 10 |
| Keywords | 质心算法 点源光斑 自适应阈值 夏克-哈特曼传感器 质心提取 |
| Language | Chinese English |
| LinkModel | DirectLink |
| MergedId | FETCHMERGED-LOGICAL-p1286-55dfcbba85bc0f4057eb1eac1f6ec01b2a219502c676fd3cc6e73da68baa68023 |
| Notes | ObjectType-Article-1 SourceType-Scholarly Journals-1 ObjectType-Feature-2 content type line 14 |
| OpenAccessLink | https://www.proquest.com/docview/2273402238?pq-origsite=%requestingapplication%&accountid=15518 |
| PQID | 2273402238 |
| PQPubID | 4393697 |
| PageCount | 8 |
| ParticipantIDs | wanfang_journals_gdgc201810006 proquest_journals_2273402238 |
| PublicationCentury | 2000 |
| PublicationDate | 2018-10-01 |
| PublicationDateYYYYMMDD | 2018-10-01 |
| PublicationDate_xml | – month: 10 year: 2018 text: 2018-10-01 day: 01 |
| PublicationDecade | 2010 |
| PublicationPlace | Chengdu |
| PublicationPlace_xml | – name: Chengdu |
| PublicationTitle | Guang Dian Gong Cheng = Opto-Electronic Engineering |
| PublicationTitle_FL | Opto-Electronic Engineering |
| PublicationYear | 2018 |
| Publisher | Editorial Office of Opto-Electronic Advances 中国科学院光电技术研究所,四川 成都 610209 中国科学院自适应光学重点实验室,四川 成都 610209 中国科学院大学,北京 100049%中国科学院自适应光学重点实验室,四川 成都 610209 |
| Publisher_xml | – name: Editorial Office of Opto-Electronic Advances – name: 中国科学院大学,北京 100049%中国科学院自适应光学重点实验室,四川 成都 610209 – name: 中国科学院光电技术研究所,四川 成都 610209 – name: 中国科学院自适应光学重点实验室,四川 成都 610209 |
| SSID | ssib004297867 ssib023646518 ssib036437391 ssib060517286 ssib023167165 ssj0002964646 ssib002258422 ssib001102639 ssib051369860 ssib000459782 |
| Score | 2.2120578 |
| Snippet | 夏克-哈特曼传感器的质心偏移估计精度受噪声的影响非常大，在传统质心法(CoG)中尤为突出，因而阈值的选取十分重要。本文提出了一种基于统计排序的局部自适应阈值分割方法，... O436.3; 夏克-哈特曼传感器的质心偏移估计精度受噪声的影响非常大,在传统质心法(CoG)中尤为突出,因而阈值的选取十分重要.本文提出了一种基于统计排序的局部自适应阈值分割... |
| SourceID | wanfang proquest |
| SourceType | Aggregation Database |
| StartPage | 170699 |
| SubjectTerms | Accuracy Background noise Center of gravity Engineering Laboratories Methods Noise Performance enhancement Segmentation Sensors Shack-Hartmann sensors Standard deviation Wave front reconstruction Wave front sensors Wave fronts |
| Title | 哈特曼传感器子孔径光斑的局部自适应阈值分割方法 |
| URI | https://www.proquest.com/docview/2273402238 https://d.wanfangdata.com.cn/periodical/gdgc201810006 |
| Volume | 45 |
| hasFullText | 1 |
| inHoldings | 1 |
| isFullTextHit | |
| isPrint | |
| journalDatabaseRights | – providerCode: PRVPQU databaseName: East & South Asia Database issn: 1003-501X databaseCode: BVBZV dateStart: 20180101 customDbUrl: isFulltext: true dateEnd: 20210131 titleUrlDefault: https://search.proquest.com/eastsouthasia omitProxy: false ssIdentifier: ssj0002964646 providerName: ProQuest – providerCode: PRVPQU databaseName: ProQuest Central issn: 1003-501X databaseCode: BENPR dateStart: 20180101 customDbUrl: http://www.proquest.com/pqcentral?accountid=15518 isFulltext: true dateEnd: 20210131 titleUrlDefault: https://www.proquest.com/central omitProxy: true ssIdentifier: ssj0002964646 providerName: ProQuest – providerCode: PRVPQU databaseName: ProQuest Technology Collection issn: 1003-501X databaseCode: 8FG dateStart: 20180101 customDbUrl: isFulltext: true dateEnd: 99991231 titleUrlDefault: https://search.proquest.com/technologycollection1 omitProxy: true ssIdentifier: ssj0002964646 providerName: ProQuest |
| link | http://utb.summon.serialssolutions.com/2.0.0/link/0/eLvHCXMwfV1NT9tAEB1BUCU4oH6hUmjEgatLvJtdrw9V1aKkqBJRVYGUG9pd2-GUhAJC4hTRtE1uRXyoH4f2iCpxgJ6oov4a1jT_gh3iyO6Fiy_2XkbP88aemfcA5pUuSBVQ7Vjw-A7aazsqEgVH-Dx0PRlyGuLu8HKFL60WX1dZdQQqw10YHKsc5sSbRB00NP4jXyCow2IJh4rnzQ0HXaOwuzq00JCJtULw7EZibBTGCCpj5WDsZany5m22gPGz-u2W_AjP6GJadItiRtDOZmtPpARNcG_cTfuCqL7OWZrdKbbBaKo-w1zKfZF-gHBUxCKJYBtyBTY9-WAFCofEWMGtJr1Ugg5IjRCVPF3xFEVu_P-r4Ds7sh7Jei1Dh-W7MJnUsXMvBsC7ByO76_dhIqNu-ABK5qBz1b2Iv_cuez_j9g_z9cScfjanh-Zv23zoxsf7V9_a5qzVf3_y79OvfmvP_Dnsf-mYVs90PprueXx8Ef8-egir5dLK4pKTuDY4Tct13GEsiLRSUjCLgwjrQUsHNr27EQ91wVVEErSeJZp7PLIo0Tz0aCC5UNJebEinIFdv1MNHMGfTjefbEqsoaFRkyhVCWsTRiHmBkkTraZgdxmMtefU211KgTEM-iVF6txbUNEYU2xr88e3nZ2AcHx2M7s1CbuvddvjEliBbKg-jovwqn6DrGuj74oc |
| linkProvider | ProQuest |
| linkToHtml | http://utb.summon.serialssolutions.com/2.0.0/link/0/eLvHCXMwtV2_b9NAFD5VrRAwIH6K0lIywGiI7-zzeagQP1KltI0QaqVs4e5shykptKgqU9QGSDYQpeLHAGOF1AGYiqL-NZxL_gveSy6yWdi6eLEs2Xfv3ved373vI-S60kWpIqYdCJ7QQXttRyWi6IiQx24gY85i7B1eqvDyiveg6lfHyOGoFwaPVY5y4iBRR02N_8hvUdRhAcBh4vbqUwddo7C6OrLQkNZaIZodSIzZxo6FeHMDtnBrs_P3Yb5vUDpXWr5XdqzLgLMKuZk7vh8lWikpfHjvBPkLpC9IR27CY110FZUUrVKp5gFP4Ks0jwMWSS6UhMtA-AAgYMJjXgibv4m7pcrDR3nCFOb14gFsKc_pcMJqEl5OQA_QIRAZIaDYp-5mdUhUe-d-hiYMy24sU7vxXcZDkW14OCpwUSsQh9iERVY-bLnCQ2l-0a3a2i1Fx6VmjMqhrriJojrhv6z7xIZsJLJRz8Hv3FlyxvLmwp1hoJ8jYy-enCenc2qKF0jJvOscdQ_Sz73fva9p-4v5uGf235j9HXPYNi-76e7bo09t873V39778_pbv7Vlfu30P3RMq2c6r0z3R7p7kP58f5GsHMv8XSLjjWYjvkwKkN6CECidJ1ji-coVQkKEs8QPIiWp1pNkejQeNbvU12pZYE6SGTtG2d16VNc4olhG4Vf-__w1crK8vLRYW5yvLEyRU_jY8NjgNBlff_Y8vgr0Z13N2BgrkMfHHdZ_AXu3IBA |
| linkToPdf | http://utb.summon.serialssolutions.com/2.0.0/link/0/eLvHCXMw1V29b9NQEH-qUoHoUL7V0lIywOg0fo6fn4cKUdqopVAx0CpiCe8920FCSgpNVbVTBAGSDUSp-BhgrJA6AFOriH-EleeS_4K72pZdBrYOLF6sJ_np7n5357v7HSFXpSoK6VnKAOVxDVyvbciAFw3uMt90hM8sH2eH7yyyuaXSrYpdGSD7ySwMtlUmmHgI1F5D4T_ySYo8LOBwLD4ZxG0Rd2fK11ceG7hBCiutyTqNSEUW_I11SN9Wp-ZnQNbXKC3P3rs5Z8QbBowVwGVm2LYXKCkFt-GbA4xdALoAisyA-apoSioorkmlijksgBsp5juWJxiXAh6HpAcA_4OcQYiaI4PTy9P3l7PBkpvligdHS1mGgxMsiZcy5HngGRyeBgMUZ9TNtAaJTO_MTj2JhSU3K2W6sU2LuTxNdhiyb9GYHA79EhZYWTRuhQ1pdtGsxHVbituWGj6yhpq8gIQ67tGI-8S6qAeiXsu43vJp8jMRWtRx86iw1pQFtfkXn-X_KdUzZDjOCPI3IhM-SwY2H54jQxmeyPNkVr_pHHT3wo-9X73PYfuTfr-jd1_p3S39o62fd8Pt1wcf2vprq_9s5_fLL_3WU72_1X_X0a2e7rzQ3W_h9l74_e0FsnQs97hIcvVG3R8heQBux4VgtcStoGRLk3MBtmsFtuNJQZUaJeOJfKoxiK1WU-GMkolYA9K3Na-mUF-wQMQu_fv8FXISxFq9Pb-4MEZO4amoH3Kc5JpP1vzLENc15URsQHny4Lil-wfy5Wdm |
| openUrl | ctx_ver=Z39.88-2004&ctx_enc=info%3Aofi%2Fenc%3AUTF-8&rfr_id=info%3Asid%2Fsummon.serialssolutions.com&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.atitle=%E5%93%88%E7%89%B9%E6%9B%BC%E4%BC%A0%E6%84%9F%E5%99%A8%E5%AD%90%E5%AD%94%E5%BE%84%E5%85%89%E6%96%91%E7%9A%84%E5%B1%80%E9%83%A8%E8%87%AA%E9%80%82%E5%BA%94%E9%98%88%E5%80%BC%E5%88%86%E5%89%B2%E6%96%B9%E6%B3%95&rft.jtitle=Guang+Dian+Gong+Cheng+%3D+Opto-Electronic+Engineering&rft.au=%E6%9D%8E%E6%97%AD%E6%97%AD&rft.au=%E6%9D%8E%E6%96%B0%E9%98%B3&rft.au=%E7%8E%8B%E5%BD%A9%E9%9C%9E+%2F+Li+Xuxu&rft.au=Li%2C+Xinyang&rft.date=2018-10-01&rft.pub=Editorial+Office+of+Opto-Electronic+Advances&rft.issn=1003-501X&rft.volume=45&rft.issue=10&rft.spage=170699&rft_id=info:doi/10.12086%2Foee.2018.170699&rft.externalDBID=HAS_PDF_LINK |
| thumbnail_s | http://utb.summon.serialssolutions.com/2.0.0/image/custom?url=http%3A%2F%2Fwww.wanfangdata.com.cn%2Fimages%2FPeriodicalImages%2Fgdgc%2Fgdgc.jpg |