{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:HEWABNPWUXUD6ZBVAGEHZNH2HG","short_pith_number":"pith:HEWABNPW","canonical_record":{"source":{"id":"1010.4784","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2010-10-22T19:31:23Z","cross_cats_sorted":[],"title_canon_sha256":"4f10a790a5445ccf75471ad9ad0e0f80766916d395c4dd2645de4e5983c9c7f4","abstract_canon_sha256":"4cc12eff93158a068deb403c649ee95d6cceef6c26edd27a32d9932dc3e34327"},"schema_version":"1.0"},"canonical_sha256":"392c00b5f6a5e83f643501887cb4fa39be7a20705488dd0c2a0c9722cc2253ee","source":{"kind":"arxiv","id":"1010.4784","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1010.4784","created_at":"2026-05-18T04:38:57Z"},{"alias_kind":"arxiv_version","alias_value":"1010.4784v1","created_at":"2026-05-18T04:38:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.4784","created_at":"2026-05-18T04:38:57Z"},{"alias_kind":"pith_short_12","alias_value":"HEWABNPWUXUD","created_at":"2026-05-18T12:26:07Z"},{"alias_kind":"pith_short_16","alias_value":"HEWABNPWUXUD6ZBV","created_at":"2026-05-18T12:26:07Z"},{"alias_kind":"pith_short_8","alias_value":"HEWABNPW","created_at":"2026-05-18T12:26:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:HEWABNPWUXUD6ZBVAGEHZNH2HG","target":"record","payload":{"canonical_record":{"source":{"id":"1010.4784","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2010-10-22T19:31:23Z","cross_cats_sorted":[],"title_canon_sha256":"4f10a790a5445ccf75471ad9ad0e0f80766916d395c4dd2645de4e5983c9c7f4","abstract_canon_sha256":"4cc12eff93158a068deb403c649ee95d6cceef6c26edd27a32d9932dc3e34327"},"schema_version":"1.0"},"canonical_sha256":"392c00b5f6a5e83f643501887cb4fa39be7a20705488dd0c2a0c9722cc2253ee","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:38:57.405749Z","signature_b64":"h0IGkX6qsgaMiY1y+Cpjhqi2lm7R96rZukk7EFFdvAios3vBZCar/Z74xdzB9tuPxoaOeeN/hiDjZ8nlghSBDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"392c00b5f6a5e83f643501887cb4fa39be7a20705488dd0c2a0c9722cc2253ee","last_reissued_at":"2026-05-18T04:38:57.405123Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:38:57.405123Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1010.4784","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":"2026-05-18T04:38:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+wom9cCoXHpbd0e9T8mRAqELQc5rlFI1cO/esAO115BvTd8iCJFK++6u1qR6JLrI+2aa0ykiC/sxaQ/AVUh6BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-28T17:45:06.567927Z"},"content_sha256":"d7b1f15cfc2e9f5943c18640be781e43cc8ca22ba3fda544346fffefadafbae8","schema_version":"1.0","event_id":"sha256:d7b1f15cfc2e9f5943c18640be781e43cc8ca22ba3fda544346fffefadafbae8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:HEWABNPWUXUD6ZBVAGEHZNH2HG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Learning under Concept Drift: an Overview","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.AI","authors_text":"Indr\\.e \\v{Z}liobait\\.e","submitted_at":"2010-10-22T19:31:23Z","abstract_excerpt":"Concept drift refers to a non stationary learning problem over time. The training and the application data often mismatch in real life problems. In this report we present a context of concept drift problem 1. We focus on the issues relevant to adaptive training set formation. We present the framework and terminology, and formulate a global picture of concept drift learners design. We start with formalizing the framework for the concept drifting data in Section 1. In Section 2 we discuss the adaptivity mechanisms of the concept drift learners. In Section 3 we overview the principle mechanisms o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.4784","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":"2026-05-18T04:38:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"c1uotVHoK0oJ3uxDOaEMp9JptKFv5XGybndt0R5DsaqnONpnMqTfNHvNJs5qm/lJ9ObVn+Az3k2noNwPRDVPAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-28T17:45:06.568268Z"},"content_sha256":"03aee91e8c6530db1e178170d03f2a6fd7214134a4164971c9582a142eeaf25d","schema_version":"1.0","event_id":"sha256:03aee91e8c6530db1e178170d03f2a6fd7214134a4164971c9582a142eeaf25d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HEWABNPWUXUD6ZBVAGEHZNH2HG/bundle.json","state_url":"https://pith.science/pith/HEWABNPWUXUD6ZBVAGEHZNH2HG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HEWABNPWUXUD6ZBVAGEHZNH2HG/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":"2026-06-28T17:45:06Z","links":{"resolver":"https://pith.science/pith/HEWABNPWUXUD6ZBVAGEHZNH2HG","bundle":"https://pith.science/pith/HEWABNPWUXUD6ZBVAGEHZNH2HG/bundle.json","state":"https://pith.science/pith/HEWABNPWUXUD6ZBVAGEHZNH2HG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HEWABNPWUXUD6ZBVAGEHZNH2HG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:HEWABNPWUXUD6ZBVAGEHZNH2HG","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":"4cc12eff93158a068deb403c649ee95d6cceef6c26edd27a32d9932dc3e34327","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2010-10-22T19:31:23Z","title_canon_sha256":"4f10a790a5445ccf75471ad9ad0e0f80766916d395c4dd2645de4e5983c9c7f4"},"schema_version":"1.0","source":{"id":"1010.4784","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1010.4784","created_at":"2026-05-18T04:38:57Z"},{"alias_kind":"arxiv_version","alias_value":"1010.4784v1","created_at":"2026-05-18T04:38:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.4784","created_at":"2026-05-18T04:38:57Z"},{"alias_kind":"pith_short_12","alias_value":"HEWABNPWUXUD","created_at":"2026-05-18T12:26:07Z"},{"alias_kind":"pith_short_16","alias_value":"HEWABNPWUXUD6ZBV","created_at":"2026-05-18T12:26:07Z"},{"alias_kind":"pith_short_8","alias_value":"HEWABNPW","created_at":"2026-05-18T12:26:07Z"}],"graph_snapshots":[{"event_id":"sha256:03aee91e8c6530db1e178170d03f2a6fd7214134a4164971c9582a142eeaf25d","target":"graph","created_at":"2026-05-18T04:38:57Z","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":"Concept drift refers to a non stationary learning problem over time. The training and the application data often mismatch in real life problems. In this report we present a context of concept drift problem 1. We focus on the issues relevant to adaptive training set formation. We present the framework and terminology, and formulate a global picture of concept drift learners design. We start with formalizing the framework for the concept drifting data in Section 1. In Section 2 we discuss the adaptivity mechanisms of the concept drift learners. In Section 3 we overview the principle mechanisms o","authors_text":"Indr\\.e \\v{Z}liobait\\.e","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2010-10-22T19:31:23Z","title":"Learning under Concept Drift: an Overview"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.4784","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:d7b1f15cfc2e9f5943c18640be781e43cc8ca22ba3fda544346fffefadafbae8","target":"record","created_at":"2026-05-18T04:38:57Z","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":"4cc12eff93158a068deb403c649ee95d6cceef6c26edd27a32d9932dc3e34327","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2010-10-22T19:31:23Z","title_canon_sha256":"4f10a790a5445ccf75471ad9ad0e0f80766916d395c4dd2645de4e5983c9c7f4"},"schema_version":"1.0","source":{"id":"1010.4784","kind":"arxiv","version":1}},"canonical_sha256":"392c00b5f6a5e83f643501887cb4fa39be7a20705488dd0c2a0c9722cc2253ee","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"392c00b5f6a5e83f643501887cb4fa39be7a20705488dd0c2a0c9722cc2253ee","first_computed_at":"2026-05-18T04:38:57.405123Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:38:57.405123Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"h0IGkX6qsgaMiY1y+Cpjhqi2lm7R96rZukk7EFFdvAios3vBZCar/Z74xdzB9tuPxoaOeeN/hiDjZ8nlghSBDw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:38:57.405749Z","signed_message":"canonical_sha256_bytes"},"source_id":"1010.4784","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d7b1f15cfc2e9f5943c18640be781e43cc8ca22ba3fda544346fffefadafbae8","sha256:03aee91e8c6530db1e178170d03f2a6fd7214134a4164971c9582a142eeaf25d"],"state_sha256":"b4e6d0f45eec2e3496762bf3e7a01dd2b40230b0bce7688461d17a0370908a59"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LsozIaEkLHtoZl5CS1SzgAHSOxkUlGsd6itwzQlhdaMGJv/dKDsPM6SMN3vS0Qadbf3suPHOvbJlOw+f7QVAAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-28T17:45:06.570164Z","bundle_sha256":"af480401abc2e903d4f857c75e3e29e7c85f9527a7fac8c82c8ddea68bf22a1c"}}