{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:PEOLOJ7SFIW63OWDC2SZJP545Z","short_pith_number":"pith:PEOLOJ7S","schema_version":"1.0","canonical_sha256":"791cb727f22a2dedbac316a594bfbcee6ad2eee7cff3f56ae0525b4f0b948acd","source":{"kind":"arxiv","id":"1811.03324","version":1},"attestation_state":"computed","paper":{"title":"Fundamental Asymptotic Behavior of (Two-User) Distributed Massive MIMO","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["eess.SP","math.IT"],"primary_cat":"cs.IT","authors_text":"Emil Bjornson, Jakob Hoydis, Luca Sanguinetti","submitted_at":"2018-11-08T09:15:07Z","abstract_excerpt":"This paper considers the uplink of a distributed Massive MIMO network where $N$ base stations (BSs), each equipped with $M$ antennas, receive data from $K=2$ users. We study the asymptotic spectral efficiency (as $M\\to \\infty$) with spatial correlated channels, pilot contamination, and different degrees of channel state information (CSI) and statistical knowledge at the BSs. By considering a two-user setup, we can simply derive fundamental asymptotic behaviors and provide novel insights into the structure of the optimal combining schemes. In line with [1], when global CSI is available at all B"},"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":"1811.03324","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2018-11-08T09:15:07Z","cross_cats_sorted":["eess.SP","math.IT"],"title_canon_sha256":"b97081ad7c02c67cd84a417b33b80e622ae33fe54ffd4451436710175ca03ef5","abstract_canon_sha256":"06fa4919847182931ff00fa01d0e5a74ef1bb8aa9e82bef67a159d9096985668"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:01:16.983822Z","signature_b64":"y+CkhQAqawJbmBvl8emz64UWhbcmurbFmx4Vb9XXewp+aBfrZQ8+w6+K2YoKAHgu2jsnDX0Dv0ZYmTTMrNHBDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"791cb727f22a2dedbac316a594bfbcee6ad2eee7cff3f56ae0525b4f0b948acd","last_reissued_at":"2026-05-18T00:01:16.983286Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:01:16.983286Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Fundamental Asymptotic Behavior of (Two-User) Distributed Massive MIMO","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["eess.SP","math.IT"],"primary_cat":"cs.IT","authors_text":"Emil Bjornson, Jakob Hoydis, Luca Sanguinetti","submitted_at":"2018-11-08T09:15:07Z","abstract_excerpt":"This paper considers the uplink of a distributed Massive MIMO network where $N$ base stations (BSs), each equipped with $M$ antennas, receive data from $K=2$ users. We study the asymptotic spectral efficiency (as $M\\to \\infty$) with spatial correlated channels, pilot contamination, and different degrees of channel state information (CSI) and statistical knowledge at the BSs. By considering a two-user setup, we can simply derive fundamental asymptotic behaviors and provide novel insights into the structure of the optimal combining schemes. In line with [1], when global CSI is available at all B"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.03324","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":"1811.03324","created_at":"2026-05-18T00:01:16.983383+00:00"},{"alias_kind":"arxiv_version","alias_value":"1811.03324v1","created_at":"2026-05-18T00:01:16.983383+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.03324","created_at":"2026-05-18T00:01:16.983383+00:00"},{"alias_kind":"pith_short_12","alias_value":"PEOLOJ7SFIW6","created_at":"2026-05-18T12:32:43.782077+00:00"},{"alias_kind":"pith_short_16","alias_value":"PEOLOJ7SFIW63OWD","created_at":"2026-05-18T12:32:43.782077+00:00"},{"alias_kind":"pith_short_8","alias_value":"PEOLOJ7S","created_at":"2026-05-18T12:32:43.782077+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/PEOLOJ7SFIW63OWDC2SZJP545Z","json":"https://pith.science/pith/PEOLOJ7SFIW63OWDC2SZJP545Z.json","graph_json":"https://pith.science/api/pith-number/PEOLOJ7SFIW63OWDC2SZJP545Z/graph.json","events_json":"https://pith.science/api/pith-number/PEOLOJ7SFIW63OWDC2SZJP545Z/events.json","paper":"https://pith.science/paper/PEOLOJ7S"},"agent_actions":{"view_html":"https://pith.science/pith/PEOLOJ7SFIW63OWDC2SZJP545Z","download_json":"https://pith.science/pith/PEOLOJ7SFIW63OWDC2SZJP545Z.json","view_paper":"https://pith.science/paper/PEOLOJ7S","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1811.03324&json=true","fetch_graph":"https://pith.science/api/pith-number/PEOLOJ7SFIW63OWDC2SZJP545Z/graph.json","fetch_events":"https://pith.science/api/pith-number/PEOLOJ7SFIW63OWDC2SZJP545Z/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PEOLOJ7SFIW63OWDC2SZJP545Z/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PEOLOJ7SFIW63OWDC2SZJP545Z/action/storage_attestation","attest_author":"https://pith.science/pith/PEOLOJ7SFIW63OWDC2SZJP545Z/action/author_attestation","sign_citation":"https://pith.science/pith/PEOLOJ7SFIW63OWDC2SZJP545Z/action/citation_signature","submit_replication":"https://pith.science/pith/PEOLOJ7SFIW63OWDC2SZJP545Z/action/replication_record"}},"created_at":"2026-05-18T00:01:16.983383+00:00","updated_at":"2026-05-18T00:01:16.983383+00:00"}