{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:TTKCJG3KGL5YMTMXL363WFKTYA","short_pith_number":"pith:TTKCJG3K","schema_version":"1.0","canonical_sha256":"9cd4249b6a32fb864d975efdbb1553c03b4db39d39693d0ccaec8b1a6b94b4cc","source":{"kind":"arxiv","id":"1801.07566","version":2},"attestation_state":"computed","paper":{"title":"A Novel Algorithm for Rate/Power Allocation in OFDM-based Cognitive Radio Systems with Statistical Interference Constraints","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"eess.SP","authors_text":"Ebrahim Bedeer, Kareem E. Baddour, Mohamed H. Ahmed, Octavia A. Dobre","submitted_at":"2018-01-11T22:46:57Z","abstract_excerpt":"In this paper, we adopt a multiobjective optimization approach to jointly optimize the rate and power in OFDM-based cognitive radio (CR) systems. We propose a novel algorithm that jointly maximizes the OFDM-based CR system throughput and minimizes its transmit power, while guaranteeing a target bit error rate per subcarrier and a total transmit power threshold for the secondary user (SU), and restricting both co-channel and adjacent channel interferences to existing primary users (PUs) in a statistical manner. Since the interference constraints are met statistically, the SU transmitter does no"},"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":"1801.07566","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2018-01-11T22:46:57Z","cross_cats_sorted":[],"title_canon_sha256":"363f4a900ff7409cc3c66205b508bb98c8f36c0678bce19711333ef05ec59768","abstract_canon_sha256":"f5aeab32a7a6b84f4925612b7988f3a2ea0f1d49a222a39826f013d9d1391b9a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:54:28.313406Z","signature_b64":"Xf/fUzPSE5h1RmWa7d8eZin2kOcAyU75XrT9RpkqL4haWgER0p2BykKyujEyqaaAJHNBOgvbD4kgNkM3qYnqAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9cd4249b6a32fb864d975efdbb1553c03b4db39d39693d0ccaec8b1a6b94b4cc","last_reissued_at":"2026-05-17T23:54:28.312934Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:54:28.312934Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Novel Algorithm for Rate/Power Allocation in OFDM-based Cognitive Radio Systems with Statistical Interference Constraints","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"eess.SP","authors_text":"Ebrahim Bedeer, Kareem E. Baddour, Mohamed H. Ahmed, Octavia A. Dobre","submitted_at":"2018-01-11T22:46:57Z","abstract_excerpt":"In this paper, we adopt a multiobjective optimization approach to jointly optimize the rate and power in OFDM-based cognitive radio (CR) systems. We propose a novel algorithm that jointly maximizes the OFDM-based CR system throughput and minimizes its transmit power, while guaranteeing a target bit error rate per subcarrier and a total transmit power threshold for the secondary user (SU), and restricting both co-channel and adjacent channel interferences to existing primary users (PUs) in a statistical manner. Since the interference constraints are met statistically, the SU transmitter does no"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.07566","kind":"arxiv","version":2},"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":"1801.07566","created_at":"2026-05-17T23:54:28.313007+00:00"},{"alias_kind":"arxiv_version","alias_value":"1801.07566v2","created_at":"2026-05-17T23:54:28.313007+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.07566","created_at":"2026-05-17T23:54:28.313007+00:00"},{"alias_kind":"pith_short_12","alias_value":"TTKCJG3KGL5Y","created_at":"2026-05-18T12:32:56.356000+00:00"},{"alias_kind":"pith_short_16","alias_value":"TTKCJG3KGL5YMTMX","created_at":"2026-05-18T12:32:56.356000+00:00"},{"alias_kind":"pith_short_8","alias_value":"TTKCJG3K","created_at":"2026-05-18T12:32:56.356000+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/TTKCJG3KGL5YMTMXL363WFKTYA","json":"https://pith.science/pith/TTKCJG3KGL5YMTMXL363WFKTYA.json","graph_json":"https://pith.science/api/pith-number/TTKCJG3KGL5YMTMXL363WFKTYA/graph.json","events_json":"https://pith.science/api/pith-number/TTKCJG3KGL5YMTMXL363WFKTYA/events.json","paper":"https://pith.science/paper/TTKCJG3K"},"agent_actions":{"view_html":"https://pith.science/pith/TTKCJG3KGL5YMTMXL363WFKTYA","download_json":"https://pith.science/pith/TTKCJG3KGL5YMTMXL363WFKTYA.json","view_paper":"https://pith.science/paper/TTKCJG3K","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1801.07566&json=true","fetch_graph":"https://pith.science/api/pith-number/TTKCJG3KGL5YMTMXL363WFKTYA/graph.json","fetch_events":"https://pith.science/api/pith-number/TTKCJG3KGL5YMTMXL363WFKTYA/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/TTKCJG3KGL5YMTMXL363WFKTYA/action/timestamp_anchor","attest_storage":"https://pith.science/pith/TTKCJG3KGL5YMTMXL363WFKTYA/action/storage_attestation","attest_author":"https://pith.science/pith/TTKCJG3KGL5YMTMXL363WFKTYA/action/author_attestation","sign_citation":"https://pith.science/pith/TTKCJG3KGL5YMTMXL363WFKTYA/action/citation_signature","submit_replication":"https://pith.science/pith/TTKCJG3KGL5YMTMXL363WFKTYA/action/replication_record"}},"created_at":"2026-05-17T23:54:28.313007+00:00","updated_at":"2026-05-17T23:54:28.313007+00:00"}