{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:XCJ32V7KOC4SXWU6YXPDVKJAMI","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":"f7e21934aefa9ed7502eff85ec5da363d06fbe46e29ddb9a4c1b107d6155f771","cross_cats_sorted":["cs.AI","stat.ML"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2019-03-04T16:33:15Z","title_canon_sha256":"5c190bacf98fb040c482bd8a726fdc6a093df7d7e03658eea275e6bf16706a7f"},"schema_version":"1.0","source":{"id":"1903.01344","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.01344","created_at":"2026-05-17T23:44:42Z"},{"alias_kind":"arxiv_version","alias_value":"1903.01344v3","created_at":"2026-05-17T23:44:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.01344","created_at":"2026-05-17T23:44:42Z"},{"alias_kind":"pith_short_12","alias_value":"XCJ32V7KOC4S","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_16","alias_value":"XCJ32V7KOC4SXWU6","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_8","alias_value":"XCJ32V7K","created_at":"2026-05-18T12:33:33Z"}],"graph_snapshots":[{"event_id":"sha256:477430e49203c5dcfb11f12ba52414ff37b48ce8945c6628b3a6cc5b7dbebe3a","target":"graph","created_at":"2026-05-17T23:44:42Z","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":"In this paper we propose a hybrid architecture of actor-critic algorithms for reinforcement learning in parameterized action space, which consists of multiple parallel sub-actor networks to decompose the structured action space into simpler action spaces along with a critic network to guide the training of all sub-actor networks. While this paper is mainly focused on parameterized action space, the proposed architecture, which we call hybrid actor-critic, can be extended for more general action spaces which has a hierarchical structure. We present an instance of the hybrid actor-critic archite","authors_text":"Rui Su, Weinan Zhang, Yong Yu, Zhou Fan","cross_cats":["cs.AI","stat.ML"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2019-03-04T16:33:15Z","title":"Hybrid Actor-Critic Reinforcement Learning in Parameterized Action Space"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.01344","kind":"arxiv","version":3},"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":"sha256:21550470a82e92c3deb7db47c6585d88b645fa114fca54e93fa591e3af14e006","target":"record","created_at":"2026-05-17T23:44:42Z","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":"f7e21934aefa9ed7502eff85ec5da363d06fbe46e29ddb9a4c1b107d6155f771","cross_cats_sorted":["cs.AI","stat.ML"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2019-03-04T16:33:15Z","title_canon_sha256":"5c190bacf98fb040c482bd8a726fdc6a093df7d7e03658eea275e6bf16706a7f"},"schema_version":"1.0","source":{"id":"1903.01344","kind":"arxiv","version":3}},"canonical_sha256":"b893bd57ea70b92bda9ec5de3aa92062364ce6d9324c6cab138c680f26ebf860","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b893bd57ea70b92bda9ec5de3aa92062364ce6d9324c6cab138c680f26ebf860","first_computed_at":"2026-05-17T23:44:42.426178Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:44:42.426178Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2U4OlaWuB8symG656CUZWfDbY3Bv+7uoU4rlFDyOPuQmPpYx/gV2SpRwmWOCJ1lI6Yg9esD3RcYNwf/w7gmmBw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:44:42.426824Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.01344","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:21550470a82e92c3deb7db47c6585d88b645fa114fca54e93fa591e3af14e006","sha256:477430e49203c5dcfb11f12ba52414ff37b48ce8945c6628b3a6cc5b7dbebe3a"],"state_sha256":"99496f47c6947dd463e13f0e62c222006a3f80ef8202893cf1a0b9b78c7954c2"}