{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:ZHO2V3AMDIIQ6F3ZYE7QKGPDI2","short_pith_number":"pith:ZHO2V3AM","schema_version":"1.0","canonical_sha256":"c9ddaaec0c1a110f1779c13f0519e346946bfe965d50be454cfbb64576e70910","source":{"kind":"arxiv","id":"1207.1469","version":1},"attestation_state":"computed","paper":{"title":"Cramer-Rao Bounds for Joint RSS/DoA-Based Primary-User Localization in Cognitive Radio Networks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.IT","cs.NI","math.IT"],"primary_cat":"cs.PF","authors_text":"Danijela Cabric, Jianshu Chen, Jun Wang","submitted_at":"2012-07-05T21:47:33Z","abstract_excerpt":"Knowledge about the location of licensed primary-users (PU) could enable several key features in cognitive radio (CR) networks including improved spatio-temporal sensing, intelligent location-aware routing, as well as aiding spectrum policy enforcement. In this paper we consider the achievable accuracy of PU localization algorithms that jointly utilize received-signal-strength (RSS) and direction-of-arrival (DoA) measurements by evaluating the Cramer-Rao Bound (CRB). Previous works evaluate the CRB for RSS-only and DoA-only localization algorithms separately and assume DoA estimation error var"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1207.1469","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.PF","submitted_at":"2012-07-05T21:47:33Z","cross_cats_sorted":["cs.IT","cs.NI","math.IT"],"title_canon_sha256":"70ff840298539bee16bebe6f02c81609366b6d66ba56fbaeab8996c2a66470ef","abstract_canon_sha256":"51421ded3ebc51af39ce15ee6b2b801b06dbc6d4404692ba736c38cb10245217"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:57:56.867423Z","signature_b64":"lP459QHr+TwflzmrTdXlNHHZulSHsS8sY/QiHYbGYR1S2/bEDxTgI8mT+0TV7L7qYP8Rk9swfK5yl7i1oQnfCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c9ddaaec0c1a110f1779c13f0519e346946bfe965d50be454cfbb64576e70910","last_reissued_at":"2026-05-18T00:57:56.866897Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:57:56.866897Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Cramer-Rao Bounds for Joint RSS/DoA-Based Primary-User Localization in Cognitive Radio Networks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.IT","cs.NI","math.IT"],"primary_cat":"cs.PF","authors_text":"Danijela Cabric, Jianshu Chen, Jun Wang","submitted_at":"2012-07-05T21:47:33Z","abstract_excerpt":"Knowledge about the location of licensed primary-users (PU) could enable several key features in cognitive radio (CR) networks including improved spatio-temporal sensing, intelligent location-aware routing, as well as aiding spectrum policy enforcement. In this paper we consider the achievable accuracy of PU localization algorithms that jointly utilize received-signal-strength (RSS) and direction-of-arrival (DoA) measurements by evaluating the Cramer-Rao Bound (CRB). Previous works evaluate the CRB for RSS-only and DoA-only localization algorithms separately and assume DoA estimation error var"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.1469","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1207.1469","created_at":"2026-05-18T00:57:56.866993+00:00"},{"alias_kind":"arxiv_version","alias_value":"1207.1469v1","created_at":"2026-05-18T00:57:56.866993+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.1469","created_at":"2026-05-18T00:57:56.866993+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZHO2V3AMDIIQ","created_at":"2026-05-18T12:27:30.460161+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZHO2V3AMDIIQ6F3Z","created_at":"2026-05-18T12:27:30.460161+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZHO2V3AM","created_at":"2026-05-18T12:27:30.460161+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/ZHO2V3AMDIIQ6F3ZYE7QKGPDI2","json":"https://pith.science/pith/ZHO2V3AMDIIQ6F3ZYE7QKGPDI2.json","graph_json":"https://pith.science/api/pith-number/ZHO2V3AMDIIQ6F3ZYE7QKGPDI2/graph.json","events_json":"https://pith.science/api/pith-number/ZHO2V3AMDIIQ6F3ZYE7QKGPDI2/events.json","paper":"https://pith.science/paper/ZHO2V3AM"},"agent_actions":{"view_html":"https://pith.science/pith/ZHO2V3AMDIIQ6F3ZYE7QKGPDI2","download_json":"https://pith.science/pith/ZHO2V3AMDIIQ6F3ZYE7QKGPDI2.json","view_paper":"https://pith.science/paper/ZHO2V3AM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1207.1469&json=true","fetch_graph":"https://pith.science/api/pith-number/ZHO2V3AMDIIQ6F3ZYE7QKGPDI2/graph.json","fetch_events":"https://pith.science/api/pith-number/ZHO2V3AMDIIQ6F3ZYE7QKGPDI2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZHO2V3AMDIIQ6F3ZYE7QKGPDI2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZHO2V3AMDIIQ6F3ZYE7QKGPDI2/action/storage_attestation","attest_author":"https://pith.science/pith/ZHO2V3AMDIIQ6F3ZYE7QKGPDI2/action/author_attestation","sign_citation":"https://pith.science/pith/ZHO2V3AMDIIQ6F3ZYE7QKGPDI2/action/citation_signature","submit_replication":"https://pith.science/pith/ZHO2V3AMDIIQ6F3ZYE7QKGPDI2/action/replication_record"}},"created_at":"2026-05-18T00:57:56.866993+00:00","updated_at":"2026-05-18T00:57:56.866993+00:00"}