{"as_of":"2026-08-18T23:24:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:4281ba513173674a9005509a9d64505847aac439ca1eee146feb94e0ba39fe4a","coverage":[{"denominator":12,"lane":"reference_resolution","note":"Typed states for the displayed outbound observations.","records_observed":12,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-08T21:56:25.389034Z","state":"measured"},{"denominator":12,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":12,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-18T06:34:40.430872+00:00","state":"measured"},{"denominator":0,"lane":"inbound_itemization","note":"Pith citing papers itemized under the disclosed page cap.","records_observed":0,"source":"paper_references, paper_reference_links","source_observed_at":null,"state":"measured"},{"denominator":1,"lane":"external_citation_measurements","note":"A source-named dated measurement, never combined with another source.","records_observed":0,"source":"cited_works","source_observed_at":null,"state":"measured"}],"external_citation_measurements":[],"inbound":[],"links":{"evidence":"/evidence","html":"/paper/2502.04680/citation-record","integrity":"/paper/2502.04680/integrity","json":"/paper/2502.04680/citation-record.json","paper":"/paper/2502.04680"},"outbound":[{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-08T21:56:25.531763Z","title":"Optimal score level fusion using modalities reliability and separability measures,","venue":null,"work_id":"ffbe4101-c7f6-42b9-af50-3349cd9fe2e6","year":2012},"citing_paper":{"arxiv_id":"2502.04680","last_updated":"2025-02-07T06:00:53Z","snapshot_observed_at":"2026-08-17T08:29:47.022327Z","submitted_at":"2025-02-07T06:00:53Z","title":"Performance Evaluation of Image Enhancement Techniques on Transfer Learning for Touchless Fingerprint Recognition","version":1},"reference_index":1,"source":"pdf_text","source_observed_at":"2026-08-08T21:56:25.354677Z"},"links":{"citing_paper":"/paper/2502.04680"},"observation_digest":"sha256:f340ef3074660ded7a688f37578570e0fc697cb973a09cf22f9594a0e5b75631","observation_id":"a2ac575b-73d7-46cd-877d-9a66eb2bcb01","resolution":{"observed_at":"2026-08-08T21:56:25.535431Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-18T06:34:40.430872+00:00","source":"crossref"},{"observed_at":"2026-08-18T06:34:34.496301+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-08T21:56:25.521290Z","title":"On combining multi- normalization and ancillary measures for the optim al score level fusion of fingerprint and voice biometrics,","venue":null,"work_id":"f0fad143-85b0-47da-b8eb-9b39b02a701f","year":2014},"citing_paper":{"arxiv_id":"2502.04680","last_updated":"2025-02-07T06:00:53Z","snapshot_observed_at":"2026-08-17T08:29:47.022327Z","submitted_at":"2025-02-07T06:00:53Z","title":"Performance Evaluation of Image Enhancement Techniques on Transfer Learning for Touchless Fingerprint Recognition","version":1},"reference_index":2,"source":"pdf_text","source_observed_at":"2026-08-08T21:56:25.358230Z"},"links":{"citing_paper":"/paper/2502.04680"},"observation_digest":"sha256:9c4ae3713ffcf0da849eb0afc1bc6947af20c39cd3f145d9501df5f8ece8dba4","observation_id":"3b9fe688-77cb-4c16-afc0-7e876949bb62","resolution":{"observed_at":"2026-08-08T21:56:25.525044Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-18T06:34:40.430872+00:00","source":"crossref"},{"observed_at":"2026-08-18T06:34:34.496301+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-08T21:56:25.508824Z","title":"An efficient pso optimized integration weight estimation using d -prime statistics for a mu ltibiometric system,","venue":null,"work_id":"72456faf-4518-4aea-b08d-df2fcd7e9e39","year":2012},"citing_paper":{"arxiv_id":"2502.04680","last_updated":"2025-02-07T06:00:53Z","snapshot_observed_at":"2026-08-17T08:29:47.022327Z","submitted_at":"2025-02-07T06:00:53Z","title":"Performance Evaluation of Image Enhancement Techniques on Transfer Learning for Touchless Fingerprint Recognition","version":1},"reference_index":3,"source":"pdf_text","source_observed_at":"2026-08-08T21:56:25.361370Z"},"links":{"citing_paper":"/paper/2502.04680"},"observation_digest":"sha256:f6dbd3259e2c74f447c6d8f4cbf9915f2586acdd00b09894d7396915c4de8d34","observation_id":"4124298e-e51a-4b57-9409-e3f9fc9504b4","resolution":{"observed_at":"2026-08-08T21:56:25.513697Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-18T06:34:40.430872+00:00","source":"crossref"},{"observed_at":"2026-08-18T06:34:34.496301+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-08T21:56:25.496741Z","title":"Touchless fingerprint recognition system,","venue":null,"work_id":"0b7809b0-cc9d-491a-9ea2-4ae5067a9886","year":2021},"citing_paper":{"arxiv_id":"2502.04680","last_updated":"2025-02-07T06:00:53Z","snapshot_observed_at":"2026-08-17T08:29:47.022327Z","submitted_at":"2025-02-07T06:00:53Z","title":"Performance Evaluation of Image Enhancement Techniques on Transfer Learning for Touchless Fingerprint Recognition","version":1},"reference_index":4,"source":"pdf_text","source_observed_at":"2026-08-08T21:56:25.364368Z"},"links":{"citing_paper":"/paper/2502.04680"},"observation_digest":"sha256:632342e2503d8847e4765b32d64e4edea51f0d9351016a2f136bd659aaa5e6ef","observation_id":"d394c668-fa9d-4822-baf8-861a0f68fd4d","resolution":{"observed_at":"2026-08-08T21:56:25.500961Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-18T06:34:40.430872+00:00","source":"crossref"},{"observed_at":"2026-08-18T06:34:34.496301+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-08T21:56:25.484939Z","title":"Mobile touchless fingerprint ac-quisition and enhancement system,","venue":null,"work_id":"9edd7488-51ec-4259-abcf-b6fd7b8510ef","year":2020},"citing_paper":{"arxiv_id":"2502.04680","last_updated":"2025-02-07T06:00:53Z","snapshot_observed_at":"2026-08-17T08:29:47.022327Z","submitted_at":"2025-02-07T06:00:53Z","title":"Performance Evaluation of Image Enhancement Techniques on Transfer Learning for Touchless Fingerprint Recognition","version":1},"reference_index":5,"source":"pdf_text","source_observed_at":"2026-08-08T21:56:25.367316Z"},"links":{"citing_paper":"/paper/2502.04680"},"observation_digest":"sha256:761881789e6b0a42c527d34aea38374216a04820289157bac2a04f31693e5323","observation_id":"f17ee59a-6ff9-4445-a3f7-b639af877c1a","resolution":{"observed_at":"2026-08-08T21:56:25.489157Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-18T06:34:40.430872+00:00","source":"crossref"},{"observed_at":"2026-08-18T06:34:34.496301+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-08T21:56:25.473095Z","title":"C2cl: Contact to contactless fingerprint matching,","venue":null,"work_id":"2594fbf1-496d-45f7-9b97-5538ab408890","year":2022},"citing_paper":{"arxiv_id":"2502.04680","last_updated":"2025-02-07T06:00:53Z","snapshot_observed_at":"2026-08-17T08:29:47.022327Z","submitted_at":"2025-02-07T06:00:53Z","title":"Performance Evaluation of Image Enhancement Techniques on Transfer Learning for Touchless Fingerprint Recognition","version":1},"reference_index":6,"source":"pdf_text","source_observed_at":"2026-08-08T21:56:25.370933Z"},"links":{"citing_paper":"/paper/2502.04680"},"observation_digest":"sha256:3cc18db504fda2eb3ead7edd298dfe70ab17b20cb85b8b7439e11f5b2813969c","observation_id":"e0f59027-ce3d-4d5b-9775-9b41886888db","resolution":{"observed_at":"2026-08-08T21:56:25.477027Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-18T06:34:40.430872+00:00","source":"crossref"},{"observed_at":"2026-08-18T06:34:34.496301+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-08T21:56:25.456147Z","title":"A novel pore extraction method for heterogeneous fingerprint images using convolutional neural networks,","venue":null,"work_id":"764cf70b-ebb0-429b-a8ef-b903c57d225e","year":2017},"citing_paper":{"arxiv_id":"2502.04680","last_updated":"2025-02-07T06:00:53Z","snapshot_observed_at":"2026-08-17T08:29:47.022327Z","submitted_at":"2025-02-07T06:00:53Z","title":"Performance Evaluation of Image Enhancement Techniques on Transfer Learning for Touchless Fingerprint Recognition","version":1},"reference_index":7,"source":"pdf_text","source_observed_at":"2026-08-08T21:56:25.374144Z"},"links":{"citing_paper":"/paper/2502.04680"},"observation_digest":"sha256:ae9e9084a823167c06596d6180001d86c4bf28e58fb48ceea11153e58e85cfae","observation_id":"d0da097b-0ece-42b8-867f-8ae84dc34fe5","resolution":{"observed_at":"2026-08-08T21:56:25.459408Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-18T06:34:40.430872+00:00","source":"crossref"},{"observed_at":"2026-08-18T06:34:34.496301+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-08T21:56:25.447146Z","title":"Transfer learning using vgg -16 with deep convolutional neural network for classifying images,","venue":null,"work_id":"ac79b06c-ac92-4882-9fbb-bb820fde1dad","year":2019},"citing_paper":{"arxiv_id":"2502.04680","last_updated":"2025-02-07T06:00:53Z","snapshot_observed_at":"2026-08-17T08:29:47.022327Z","submitted_at":"2025-02-07T06:00:53Z","title":"Performance Evaluation of Image Enhancement Techniques on Transfer Learning for Touchless Fingerprint Recognition","version":1},"reference_index":8,"source":"pdf_text","source_observed_at":"2026-08-08T21:56:25.376980Z"},"links":{"citing_paper":"/paper/2502.04680"},"observation_digest":"sha256:baf40fb90bc747587a7541a329b857dba6f127d229341deba65e7b46f52696f5","observation_id":"b67dc7d2-2460-475c-8ad4-ee53af07916e","resolution":{"observed_at":"2026-08-08T21:56:25.450216Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-18T06:34:40.430872+00:00","source":"crossref"},{"observed_at":"2026-08-18T06:34:34.496301+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-08T21:56:25.438491Z","title":"A cnn-based framework for comparison of con- tactless to contact -based fingerprints,","venue":null,"work_id":"2e350e8c-4f59-4c57-b874-9245be0625a6","year":2019},"citing_paper":{"arxiv_id":"2502.04680","last_updated":"2025-02-07T06:00:53Z","snapshot_observed_at":"2026-08-17T08:29:47.022327Z","submitted_at":"2025-02-07T06:00:53Z","title":"Performance Evaluation of Image Enhancement Techniques on Transfer Learning for Touchless Fingerprint Recognition","version":1},"reference_index":9,"source":"pdf_text","source_observed_at":"2026-08-08T21:56:25.380358Z"},"links":{"citing_paper":"/paper/2502.04680"},"observation_digest":"sha256:08122574ef51984b4bbec608f334d8dae1da0d690b7dae3b876e57a54d637d9d","observation_id":"c1c4f1aa-17d8-4a4a-ba7e-906d0caa0c91","resolution":{"observed_at":"2026-08-08T21:56:25.441613Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-18T06:34:40.430872+00:00","source":"crossref"},{"observed_at":"2026-08-18T06:34:34.496301+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-08T21:56:25.429678Z","title":"An overview of touchless 2d fingerpri nt recognition,","venue":null,"work_id":"97ca2ea2-8655-4962-bf10-9d8aaec6bab6","year":2021},"citing_paper":{"arxiv_id":"2502.04680","last_updated":"2025-02-07T06:00:53Z","snapshot_observed_at":"2026-08-17T08:29:47.022327Z","submitted_at":"2025-02-07T06:00:53Z","title":"Performance Evaluation of Image Enhancement Techniques on Transfer Learning for Touchless Fingerprint Recognition","version":1},"reference_index":10,"source":"pdf_text","source_observed_at":"2026-08-08T21:56:25.383336Z"},"links":{"citing_paper":"/paper/2502.04680"},"observation_digest":"sha256:8ec3342f8b788f2b0f158c895245a6e37db8236b7e183f37e501d97c9f9eb2f2","observation_id":"0940b202-3bb1-4c3d-b51e-05be95f28c77","resolution":{"observed_at":"2026-08-08T21:56:25.432741Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-18T06:34:40.430872+00:00","source":"crossref"},{"observed_at":"2026-08-18T06:34:34.496301+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-08T21:56:25.420194Z","title":"Mosaicing touchless and mirror-reflected fingerprint images,","venue":null,"work_id":"baae7e5b-793b-4bea-82a3-c998611b7322","year":2010},"citing_paper":{"arxiv_id":"2502.04680","last_updated":"2025-02-07T06:00:53Z","snapshot_observed_at":"2026-08-17T08:29:47.022327Z","submitted_at":"2025-02-07T06:00:53Z","title":"Performance Evaluation of Image Enhancement Techniques on Transfer Learning for Touchless Fingerprint Recognition","version":1},"reference_index":11,"source":"pdf_text","source_observed_at":"2026-08-08T21:56:25.386158Z"},"links":{"citing_paper":"/paper/2502.04680"},"observation_digest":"sha256:930507c8772a3593448256cf2b5df4353e31765407cba53513e35f68608f53ec","observation_id":"63c64423-1135-4252-8857-141f7f9138e5","resolution":{"observed_at":"2026-08-08T21:56:25.424107Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-18T06:34:40.430872+00:00","source":"crossref"},{"observed_at":"2026-08-18T06:34:34.496301+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-08T21:56:25.409274Z","title":"Full 3d touchless fingerprint recognition: Sensor, database and baseline performance,","venue":null,"work_id":"84f0c165-600a-4f14-bdb1-a756d4059d10","year":2017},"citing_paper":{"arxiv_id":"2502.04680","last_updated":"2025-02-07T06:00:53Z","snapshot_observed_at":"2026-08-17T08:29:47.022327Z","submitted_at":"2025-02-07T06:00:53Z","title":"Performance Evaluation of Image Enhancement Techniques on Transfer Learning for Touchless Fingerprint Recognition","version":1},"reference_index":12,"source":"pdf_text","source_observed_at":"2026-08-08T21:56:25.389034Z"},"links":{"citing_paper":"/paper/2502.04680"},"observation_digest":"sha256:1a7d3b5f7c9c9c0a81fc6ba695a779c43e59e5c6d8062899d9b2b5dbfcb6e6a6","observation_id":"1799084d-555e-4bd2-89e8-b7963d1e2f16","resolution":{"observed_at":"2026-08-08T21:56:25.414317Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-18T06:34:40.430872+00:00","source":"crossref"},{"observed_at":"2026-08-18T06:34:34.496301+00:00","source":"retraction_watch"}],"state":"measured"}}],"paper":{"arxiv_id":"2502.04680","last_updated":"2025-02-07T06:00:53Z","latest_version":1,"primary_category":"cs.CV","snapshot_observed_at":"2026-08-17T08:29:47.022327Z","submitted_at":"2025-02-07T06:00:53Z","title":"Performance Evaluation of Image Enhancement Techniques on Transfer Learning for Touchless Fingerprint Recognition"},"reference_resolution":{"displayed":12,"state_counts":{"malformed_identifier":0,"metadata_mismatch":0,"parse_uncertain":0,"unresolved":0,"verified_exact":0,"verified_fuzzy":12},"total_outbound_references":12},"refusal":"A citation records a reference. It does not transfer a finding from one paper to another.","schema":"pith.paper-citation-record.v1","standing_sources":[{"observed_at":"2026-08-18T06:34:40.430872+00:00","source":"crossref"},{"observed_at":"2026-08-18T06:34:34.496301+00:00","source":"retraction_watch"}],"thesis":"As of 18 August 2026, this Paper Citation Record lists 12 of 12 outbound references and 0 inbound Pith citation observations for arXiv:2502.04680."}