{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:NTGZTF2MYBN42L2A6NZK72BDXM","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":"1a14f4e6cb64b914d583647bcd00329089f05bb311467936d7ad696984f77f31","cross_cats_sorted":["cs.LG"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CL","submitted_at":"2020-07-02T01:25:22Z","title_canon_sha256":"d85f7d3982eded5f746e41c84135748b9f6f95ef4ab8fae47694bb1a48929906"},"schema_version":"1.0","source":{"id":"2007.00824","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2007.00824","created_at":"2026-07-05T01:16:00Z"},{"alias_kind":"arxiv_version","alias_value":"2007.00824v2","created_at":"2026-07-05T01:16:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.00824","created_at":"2026-07-05T01:16:00Z"},{"alias_kind":"pith_short_12","alias_value":"NTGZTF2MYBN4","created_at":"2026-07-05T01:16:00Z"},{"alias_kind":"pith_short_16","alias_value":"NTGZTF2MYBN42L2A","created_at":"2026-07-05T01:16:00Z"},{"alias_kind":"pith_short_8","alias_value":"NTGZTF2M","created_at":"2026-07-05T01:16:00Z"}],"graph_snapshots":[{"event_id":"sha256:008ddb8afdb46e9c7d9094d1142e4c6597bf0eb7af9dccd095d1cef1201dab45","target":"graph","created_at":"2026-07-05T01:16:00Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2007.00824/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Background: Assisting moderators to triage harmful posts in Internet Support Groups is relevant to ensure its safe use. Automated text classification methods analysing the language expressed in posts of online forums is a promising solution. Methods: Natural Language Processing and Machine Learning technologies were used to build a triage post classifier using a dataset from Reachout mental health forum for young people. Results: When comparing with the state-of-the-art, a solution mainly based on features from lexical resources, received the best classification performance for the crisis post","authors_text":"Brendan Loo Gee, Gabriela Ferraro, Luis Salvador-Carulla, Shenjia Ji","cross_cats":["cs.LG"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CL","submitted_at":"2020-07-02T01:25:22Z","title":"Lightme: Analysing Language in Internet Support Groups for Mental Health"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.00824","kind":"arxiv","version":2},"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":"sha256:47d977f11ad2cd6f6ac8022978e42645a2c70dd6e42ee2acc306a01e8e14dc61","target":"record","created_at":"2026-07-05T01:16:00Z","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":"1a14f4e6cb64b914d583647bcd00329089f05bb311467936d7ad696984f77f31","cross_cats_sorted":["cs.LG"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CL","submitted_at":"2020-07-02T01:25:22Z","title_canon_sha256":"d85f7d3982eded5f746e41c84135748b9f6f95ef4ab8fae47694bb1a48929906"},"schema_version":"1.0","source":{"id":"2007.00824","kind":"arxiv","version":2}},"canonical_sha256":"6ccd99974cc05bcd2f40f372afe823bb24f2a01fa612b91672fa5dcda2b68c48","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6ccd99974cc05bcd2f40f372afe823bb24f2a01fa612b91672fa5dcda2b68c48","first_computed_at":"2026-07-05T01:16:00.120693Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:16:00.120693Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DXdv+H01I5GDajNW9yWWKHq7Q1J0WcAu4HhrLvPQu2Oxvf9wmDVDRf8Mj+wXjJFgsemoocW/akT4G5CViq2GCA==","signature_status":"signed_v1","signed_at":"2026-07-05T01:16:00.121062Z","signed_message":"canonical_sha256_bytes"},"source_id":"2007.00824","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:47d977f11ad2cd6f6ac8022978e42645a2c70dd6e42ee2acc306a01e8e14dc61","sha256:008ddb8afdb46e9c7d9094d1142e4c6597bf0eb7af9dccd095d1cef1201dab45"],"state_sha256":"fba84f6c13f441c7e4efe591c64bed239559c2682124ae89f76cc037e7e9b1e6"}