{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:NQSPNBKLGTLRWY7KL6MNIJMBWM","short_pith_number":"pith:NQSPNBKL","schema_version":"1.0","canonical_sha256":"6c24f6854b34d71b63ea5f98d42581b3253107033d799d9a0fedf05066ee1ae0","source":{"kind":"arxiv","id":"1305.5884","version":1},"attestation_state":"computed","paper":{"title":"Hierarchical Radio Resource Optimization for Heterogeneous Networks with Enhanced Inter-cell Interference Coordination (eICIC)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"An Liu, Dengkun Xiao, Junting Chen, Liangzhong Ruan, Vincent K. N. Lau","submitted_at":"2013-05-25T04:19:50Z","abstract_excerpt":"Interference is a major performance bottleneck in Heterogeneous Network (HetNet) due to its multi-tier topological structure. We propose almost blank resource block (ABRB) for interference control in HetNet. When an ABRB is scheduled in a macro BS, a resource block (RB) with blank payload is transmitted and this eliminates the interference from this macro BS to the pico BSs. We study a two timescale hierarchical radio resource management (RRM) scheme for HetNet with dynamic ABRB control. The long term controls, such as dynamic ABRB, are adaptive to the large scale fading at a RRM server for co"},"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":"1305.5884","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2013-05-25T04:19:50Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"ef71e0d4dfae08aa08a6db472b396eddd388aeceee2d3018a051f467addecd87","abstract_canon_sha256":"cb00a3ef1f7dcdff0be3615207c69ea9e6b14360afcd2c7416cd798e0158cefe"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:49:46.599049Z","signature_b64":"TXn0hQnkGeT6GkomfBk8f0v4RS00ssqjHfxNlDd1ttr9WmfTvUDYSm/JHNoHBGoGXf3raAWniPH3s44qNxnEBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6c24f6854b34d71b63ea5f98d42581b3253107033d799d9a0fedf05066ee1ae0","last_reissued_at":"2026-05-18T01:49:46.598478Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:49:46.598478Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Hierarchical Radio Resource Optimization for Heterogeneous Networks with Enhanced Inter-cell Interference Coordination (eICIC)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"An Liu, Dengkun Xiao, Junting Chen, Liangzhong Ruan, Vincent K. N. Lau","submitted_at":"2013-05-25T04:19:50Z","abstract_excerpt":"Interference is a major performance bottleneck in Heterogeneous Network (HetNet) due to its multi-tier topological structure. We propose almost blank resource block (ABRB) for interference control in HetNet. When an ABRB is scheduled in a macro BS, a resource block (RB) with blank payload is transmitted and this eliminates the interference from this macro BS to the pico BSs. We study a two timescale hierarchical radio resource management (RRM) scheme for HetNet with dynamic ABRB control. The long term controls, such as dynamic ABRB, are adaptive to the large scale fading at a RRM server for co"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.5884","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":"1305.5884","created_at":"2026-05-18T01:49:46.598564+00:00"},{"alias_kind":"arxiv_version","alias_value":"1305.5884v1","created_at":"2026-05-18T01:49:46.598564+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.5884","created_at":"2026-05-18T01:49:46.598564+00:00"},{"alias_kind":"pith_short_12","alias_value":"NQSPNBKLGTLR","created_at":"2026-05-18T12:27:52.871228+00:00"},{"alias_kind":"pith_short_16","alias_value":"NQSPNBKLGTLRWY7K","created_at":"2026-05-18T12:27:52.871228+00:00"},{"alias_kind":"pith_short_8","alias_value":"NQSPNBKL","created_at":"2026-05-18T12:27:52.871228+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/NQSPNBKLGTLRWY7KL6MNIJMBWM","json":"https://pith.science/pith/NQSPNBKLGTLRWY7KL6MNIJMBWM.json","graph_json":"https://pith.science/api/pith-number/NQSPNBKLGTLRWY7KL6MNIJMBWM/graph.json","events_json":"https://pith.science/api/pith-number/NQSPNBKLGTLRWY7KL6MNIJMBWM/events.json","paper":"https://pith.science/paper/NQSPNBKL"},"agent_actions":{"view_html":"https://pith.science/pith/NQSPNBKLGTLRWY7KL6MNIJMBWM","download_json":"https://pith.science/pith/NQSPNBKLGTLRWY7KL6MNIJMBWM.json","view_paper":"https://pith.science/paper/NQSPNBKL","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1305.5884&json=true","fetch_graph":"https://pith.science/api/pith-number/NQSPNBKLGTLRWY7KL6MNIJMBWM/graph.json","fetch_events":"https://pith.science/api/pith-number/NQSPNBKLGTLRWY7KL6MNIJMBWM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NQSPNBKLGTLRWY7KL6MNIJMBWM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NQSPNBKLGTLRWY7KL6MNIJMBWM/action/storage_attestation","attest_author":"https://pith.science/pith/NQSPNBKLGTLRWY7KL6MNIJMBWM/action/author_attestation","sign_citation":"https://pith.science/pith/NQSPNBKLGTLRWY7KL6MNIJMBWM/action/citation_signature","submit_replication":"https://pith.science/pith/NQSPNBKLGTLRWY7KL6MNIJMBWM/action/replication_record"}},"created_at":"2026-05-18T01:49:46.598564+00:00","updated_at":"2026-05-18T01:49:46.598564+00:00"}