{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:IM3ZQ6CCD4E3LOYRMRM5GFRAJF","short_pith_number":"pith:IM3ZQ6CC","schema_version":"1.0","canonical_sha256":"43379878421f09b5bb116459d3162049425793ed03b4a948f48c167f20940d74","source":{"kind":"arxiv","id":"1304.0207","version":1},"attestation_state":"computed","paper":{"title":"Effective Capacity of Delay Constrained Cognitive Radio Links Exploiting Primary Feedback","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Ahmed H. Anwar, Ahmed H. Zahran, Karim G. Seddik, Tamer ElBatt","submitted_at":"2013-03-31T14:06:32Z","abstract_excerpt":"In this paper, we analyze the performance of a secondary link in a cognitive radio (CR) system operating under statistical quality of service (QoS) delay constraints. In particular, we quantify analytically the performance improvement for the secondary user (SU) when applying a feedback based sensing scheme under the \"SINR Interference\" model. We leverage the concept of effective capacity (EC) introduced earlier in the literature to quantify the wireless link performance under delay constraints, in an attempt to opportunistically support real-time applications. Towards this objective, we study"},"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":"1304.0207","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2013-03-31T14:06:32Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"668f775bb993cab57d50ec357a84626af9e91b48d46504c1397a8f19c0ffc0b1","abstract_canon_sha256":"e7843c48d031ad26e58f1b008f2cfddf2bc6403c6fddb10a64b911ea4f9c36b4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:29:25.667856Z","signature_b64":"6E/aI6ZqxbPWXxAypG9RTB6bJ2RYUYDXVBT4Rh1KhLqVQvhAGXSzvvHNQGVAyWwdvCziYkXx2MJNJqxFMok6DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"43379878421f09b5bb116459d3162049425793ed03b4a948f48c167f20940d74","last_reissued_at":"2026-05-18T03:29:25.667123Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:29:25.667123Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Effective Capacity of Delay Constrained Cognitive Radio Links Exploiting Primary Feedback","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Ahmed H. Anwar, Ahmed H. Zahran, Karim G. Seddik, Tamer ElBatt","submitted_at":"2013-03-31T14:06:32Z","abstract_excerpt":"In this paper, we analyze the performance of a secondary link in a cognitive radio (CR) system operating under statistical quality of service (QoS) delay constraints. In particular, we quantify analytically the performance improvement for the secondary user (SU) when applying a feedback based sensing scheme under the \"SINR Interference\" model. We leverage the concept of effective capacity (EC) introduced earlier in the literature to quantify the wireless link performance under delay constraints, in an attempt to opportunistically support real-time applications. Towards this objective, we study"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.0207","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":"1304.0207","created_at":"2026-05-18T03:29:25.667219+00:00"},{"alias_kind":"arxiv_version","alias_value":"1304.0207v1","created_at":"2026-05-18T03:29:25.667219+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.0207","created_at":"2026-05-18T03:29:25.667219+00:00"},{"alias_kind":"pith_short_12","alias_value":"IM3ZQ6CCD4E3","created_at":"2026-05-18T12:27:46.883200+00:00"},{"alias_kind":"pith_short_16","alias_value":"IM3ZQ6CCD4E3LOYR","created_at":"2026-05-18T12:27:46.883200+00:00"},{"alias_kind":"pith_short_8","alias_value":"IM3ZQ6CC","created_at":"2026-05-18T12:27:46.883200+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/IM3ZQ6CCD4E3LOYRMRM5GFRAJF","json":"https://pith.science/pith/IM3ZQ6CCD4E3LOYRMRM5GFRAJF.json","graph_json":"https://pith.science/api/pith-number/IM3ZQ6CCD4E3LOYRMRM5GFRAJF/graph.json","events_json":"https://pith.science/api/pith-number/IM3ZQ6CCD4E3LOYRMRM5GFRAJF/events.json","paper":"https://pith.science/paper/IM3ZQ6CC"},"agent_actions":{"view_html":"https://pith.science/pith/IM3ZQ6CCD4E3LOYRMRM5GFRAJF","download_json":"https://pith.science/pith/IM3ZQ6CCD4E3LOYRMRM5GFRAJF.json","view_paper":"https://pith.science/paper/IM3ZQ6CC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1304.0207&json=true","fetch_graph":"https://pith.science/api/pith-number/IM3ZQ6CCD4E3LOYRMRM5GFRAJF/graph.json","fetch_events":"https://pith.science/api/pith-number/IM3ZQ6CCD4E3LOYRMRM5GFRAJF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/IM3ZQ6CCD4E3LOYRMRM5GFRAJF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/IM3ZQ6CCD4E3LOYRMRM5GFRAJF/action/storage_attestation","attest_author":"https://pith.science/pith/IM3ZQ6CCD4E3LOYRMRM5GFRAJF/action/author_attestation","sign_citation":"https://pith.science/pith/IM3ZQ6CCD4E3LOYRMRM5GFRAJF/action/citation_signature","submit_replication":"https://pith.science/pith/IM3ZQ6CCD4E3LOYRMRM5GFRAJF/action/replication_record"}},"created_at":"2026-05-18T03:29:25.667219+00:00","updated_at":"2026-05-18T03:29:25.667219+00:00"}