{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:GMU7LEDHGPYOUDURWLEN4AQYJX","short_pith_number":"pith:GMU7LEDH","canonical_record":{"source":{"id":"1702.02655","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.LG","submitted_at":"2017-02-08T23:56:32Z","cross_cats_sorted":[],"title_canon_sha256":"7a7feaf93889b7dfdcb9278774b51b6165374adab5ad3b3e7e8aee7d22005147","abstract_canon_sha256":"60c7fde83de3e8cfedb2c5db8198d9c8e7a5157851e9d638128b0b39a381c7cd"},"schema_version":"1.0"},"canonical_sha256":"3329f5906733f0ea0e91b2c8de02184dcd5cc018e4517173e92262f91d28dedd","source":{"kind":"arxiv","id":"1702.02655","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.02655","created_at":"2026-05-18T00:51:03Z"},{"alias_kind":"arxiv_version","alias_value":"1702.02655v1","created_at":"2026-05-18T00:51:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.02655","created_at":"2026-05-18T00:51:03Z"},{"alias_kind":"pith_short_12","alias_value":"GMU7LEDHGPYO","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_16","alias_value":"GMU7LEDHGPYOUDUR","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_8","alias_value":"GMU7LEDH","created_at":"2026-05-18T12:31:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:GMU7LEDHGPYOUDURWLEN4AQYJX","target":"record","payload":{"canonical_record":{"source":{"id":"1702.02655","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.LG","submitted_at":"2017-02-08T23:56:32Z","cross_cats_sorted":[],"title_canon_sha256":"7a7feaf93889b7dfdcb9278774b51b6165374adab5ad3b3e7e8aee7d22005147","abstract_canon_sha256":"60c7fde83de3e8cfedb2c5db8198d9c8e7a5157851e9d638128b0b39a381c7cd"},"schema_version":"1.0"},"canonical_sha256":"3329f5906733f0ea0e91b2c8de02184dcd5cc018e4517173e92262f91d28dedd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:51:03.778231Z","signature_b64":"PfoNzjiEHz7BOJxWEjaaOXE8RkF08Gkl4z/7OyoINNHlOFCN7i4D7V3HUuhHZSG0Khk9QRALmHvtWyewTyFiCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3329f5906733f0ea0e91b2c8de02184dcd5cc018e4517173e92262f91d28dedd","last_reissued_at":"2026-05-18T00:51:03.777790Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:51:03.777790Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1702.02655","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:51:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rH77MN97bknIx1l3hjXOqVJh+KoMhIH2LdptP/nZNL2dzW8kyetPhTybsFqsOI0b26cBdOVrbSiuyt6RLNGiBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T15:06:56.710612Z"},"content_sha256":"36ba816ae1d960e5b98898d09798d67ca3b2668ff29581e1ffd1dd15ab0cfbc3","schema_version":"1.0","event_id":"sha256:36ba816ae1d960e5b98898d09798d67ca3b2668ff29581e1ffd1dd15ab0cfbc3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:GMU7LEDHGPYOUDURWLEN4AQYJX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"EEG Representation Using Multi-instance Framework on The Manifold of Symmetric Positive Definite Matrices for EEG-based Computer Aided Diagnosis","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.LG","authors_text":"Khadijeh Sadatnejad, Reza Kazemi, Reza Rostami, Saeed S. Ghidary","submitted_at":"2017-02-08T23:56:32Z","abstract_excerpt":"The generalization and robustness of an electroencephalogram (EEG)-based computer aided diagnostic system are crucial requirements in actual clinical practice. To reach these goals, we propose a new EEG representation that provides a more realistic view of brain functionality by applying multi-instance (MI) framework to consider the non-stationarity of the EEG signal. The non-stationary characteristic of EEG is considered by describing the signal as a bag of relevant and irrelevant concepts. The concepts are provided by a robust representation of homogenous segments of EEG signal using spatial"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.02655","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:51:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HYUATZ5+iLn4rKKPTugUfrdUqXy2/LKrlWaA5yM18iCJKSp0GEo0NDLXGlDcWd1DuFMpADJIlJuObStqy2HkBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T15:06:56.711371Z"},"content_sha256":"35fc13b33042d9dab23b299eff47be395258a5c3e8f9ad5406c45e402fa54cea","schema_version":"1.0","event_id":"sha256:35fc13b33042d9dab23b299eff47be395258a5c3e8f9ad5406c45e402fa54cea"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GMU7LEDHGPYOUDURWLEN4AQYJX/bundle.json","state_url":"https://pith.science/pith/GMU7LEDHGPYOUDURWLEN4AQYJX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GMU7LEDHGPYOUDURWLEN4AQYJX/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-06T15:06:56Z","links":{"resolver":"https://pith.science/pith/GMU7LEDHGPYOUDURWLEN4AQYJX","bundle":"https://pith.science/pith/GMU7LEDHGPYOUDURWLEN4AQYJX/bundle.json","state":"https://pith.science/pith/GMU7LEDHGPYOUDURWLEN4AQYJX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GMU7LEDHGPYOUDURWLEN4AQYJX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:GMU7LEDHGPYOUDURWLEN4AQYJX","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"60c7fde83de3e8cfedb2c5db8198d9c8e7a5157851e9d638128b0b39a381c7cd","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.LG","submitted_at":"2017-02-08T23:56:32Z","title_canon_sha256":"7a7feaf93889b7dfdcb9278774b51b6165374adab5ad3b3e7e8aee7d22005147"},"schema_version":"1.0","source":{"id":"1702.02655","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.02655","created_at":"2026-05-18T00:51:03Z"},{"alias_kind":"arxiv_version","alias_value":"1702.02655v1","created_at":"2026-05-18T00:51:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.02655","created_at":"2026-05-18T00:51:03Z"},{"alias_kind":"pith_short_12","alias_value":"GMU7LEDHGPYO","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_16","alias_value":"GMU7LEDHGPYOUDUR","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_8","alias_value":"GMU7LEDH","created_at":"2026-05-18T12:31:18Z"}],"graph_snapshots":[{"event_id":"sha256:35fc13b33042d9dab23b299eff47be395258a5c3e8f9ad5406c45e402fa54cea","target":"graph","created_at":"2026-05-18T00:51:03Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"The generalization and robustness of an electroencephalogram (EEG)-based computer aided diagnostic system are crucial requirements in actual clinical practice. To reach these goals, we propose a new EEG representation that provides a more realistic view of brain functionality by applying multi-instance (MI) framework to consider the non-stationarity of the EEG signal. The non-stationary characteristic of EEG is considered by describing the signal as a bag of relevant and irrelevant concepts. The concepts are provided by a robust representation of homogenous segments of EEG signal using spatial","authors_text":"Khadijeh Sadatnejad, Reza Kazemi, Reza Rostami, Saeed S. Ghidary","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.LG","submitted_at":"2017-02-08T23:56:32Z","title":"EEG Representation Using Multi-instance Framework on The Manifold of Symmetric Positive Definite Matrices for EEG-based Computer Aided Diagnosis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.02655","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:36ba816ae1d960e5b98898d09798d67ca3b2668ff29581e1ffd1dd15ab0cfbc3","target":"record","created_at":"2026-05-18T00:51:03Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"60c7fde83de3e8cfedb2c5db8198d9c8e7a5157851e9d638128b0b39a381c7cd","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.LG","submitted_at":"2017-02-08T23:56:32Z","title_canon_sha256":"7a7feaf93889b7dfdcb9278774b51b6165374adab5ad3b3e7e8aee7d22005147"},"schema_version":"1.0","source":{"id":"1702.02655","kind":"arxiv","version":1}},"canonical_sha256":"3329f5906733f0ea0e91b2c8de02184dcd5cc018e4517173e92262f91d28dedd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3329f5906733f0ea0e91b2c8de02184dcd5cc018e4517173e92262f91d28dedd","first_computed_at":"2026-05-18T00:51:03.777790Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:51:03.777790Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PfoNzjiEHz7BOJxWEjaaOXE8RkF08Gkl4z/7OyoINNHlOFCN7i4D7V3HUuhHZSG0Khk9QRALmHvtWyewTyFiCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:51:03.778231Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.02655","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:36ba816ae1d960e5b98898d09798d67ca3b2668ff29581e1ffd1dd15ab0cfbc3","sha256:35fc13b33042d9dab23b299eff47be395258a5c3e8f9ad5406c45e402fa54cea"],"state_sha256":"3a47c89d795273b0fcd6f93ea9b6ca2086ec6a326bd4c896e3ed9e2c60bedf6e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7imNca4LhrEia0PxpqzjZC6u+nUrmQxiGGo03A7I41lUdQykavx0EVYchmyA/RQ929uAc8LVYP+nxPcYOL9oDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T15:06:56.714961Z","bundle_sha256":"916f2da9ef1dba5259846ae8b958fb1278ecd06e2c55785e1b856ba1d3e780fc"}}