{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:LYI7B5TRF7ZS3MZWVTPLHTPN4R","short_pith_number":"pith:LYI7B5TR","schema_version":"1.0","canonical_sha256":"5e11f0f6712ff32db336acdeb3cdede47ad8e80769aad2bbc9e6e26814140e5f","source":{"kind":"arxiv","id":"1711.03996","version":1},"attestation_state":"computed","paper":{"title":"Estimation of Angles of Arrival Through Superresolution -- A Soft Recovery Approach for General Antenna Geometries","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"eess.SP","authors_text":"Axel Flinth, Gerhard Wunder, Gitta Kutyniok, Guiseppe Caire, Mahdi Barzegar, Saeid Haghighatshoar","submitted_at":"2017-11-10T19:48:31Z","abstract_excerpt":"The estimation of direction of arrivals with help of $TV$-minimization is studied. Contrary to prior work in this direction, which has only considered certain antenna placement designs, we consider general antenna geometries. Applying the soft-recovery framework, we are able to derive a theoretic guarantee for a certain direction of arrival to be approximately recovered. We discuss the impact of the recovery guarantee for a few concrete antenna designs. Additionally, numerical simulations supporting the findings of the theoretical part are performed."},"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":"1711.03996","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2017-11-10T19:48:31Z","cross_cats_sorted":[],"title_canon_sha256":"c4fe337cb3fa1ef1ef525ced8335da56e7457a630e5412de79cb79b434135fdb","abstract_canon_sha256":"461135bb7af3ece24f3d7b1009780b63bcc35c660884cf0497f92dc0fb54564f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:30:50.354222Z","signature_b64":"LctCHDZcVBcxYWvpEf2cH/XpTaqOZN+g/C3f/iOcYeWX5w4cmYNu9UdY6kKdKNjChrZYsrwYXqUmJZvwwxVQCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5e11f0f6712ff32db336acdeb3cdede47ad8e80769aad2bbc9e6e26814140e5f","last_reissued_at":"2026-05-18T00:30:50.353590Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:30:50.353590Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Estimation of Angles of Arrival Through Superresolution -- A Soft Recovery Approach for General Antenna Geometries","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"eess.SP","authors_text":"Axel Flinth, Gerhard Wunder, Gitta Kutyniok, Guiseppe Caire, Mahdi Barzegar, Saeid Haghighatshoar","submitted_at":"2017-11-10T19:48:31Z","abstract_excerpt":"The estimation of direction of arrivals with help of $TV$-minimization is studied. Contrary to prior work in this direction, which has only considered certain antenna placement designs, we consider general antenna geometries. Applying the soft-recovery framework, we are able to derive a theoretic guarantee for a certain direction of arrival to be approximately recovered. We discuss the impact of the recovery guarantee for a few concrete antenna designs. Additionally, numerical simulations supporting the findings of the theoretical part are performed."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.03996","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":"1711.03996","created_at":"2026-05-18T00:30:50.353680+00:00"},{"alias_kind":"arxiv_version","alias_value":"1711.03996v1","created_at":"2026-05-18T00:30:50.353680+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.03996","created_at":"2026-05-18T00:30:50.353680+00:00"},{"alias_kind":"pith_short_12","alias_value":"LYI7B5TRF7ZS","created_at":"2026-05-18T12:31:28.150371+00:00"},{"alias_kind":"pith_short_16","alias_value":"LYI7B5TRF7ZS3MZW","created_at":"2026-05-18T12:31:28.150371+00:00"},{"alias_kind":"pith_short_8","alias_value":"LYI7B5TR","created_at":"2026-05-18T12:31:28.150371+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/LYI7B5TRF7ZS3MZWVTPLHTPN4R","json":"https://pith.science/pith/LYI7B5TRF7ZS3MZWVTPLHTPN4R.json","graph_json":"https://pith.science/api/pith-number/LYI7B5TRF7ZS3MZWVTPLHTPN4R/graph.json","events_json":"https://pith.science/api/pith-number/LYI7B5TRF7ZS3MZWVTPLHTPN4R/events.json","paper":"https://pith.science/paper/LYI7B5TR"},"agent_actions":{"view_html":"https://pith.science/pith/LYI7B5TRF7ZS3MZWVTPLHTPN4R","download_json":"https://pith.science/pith/LYI7B5TRF7ZS3MZWVTPLHTPN4R.json","view_paper":"https://pith.science/paper/LYI7B5TR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1711.03996&json=true","fetch_graph":"https://pith.science/api/pith-number/LYI7B5TRF7ZS3MZWVTPLHTPN4R/graph.json","fetch_events":"https://pith.science/api/pith-number/LYI7B5TRF7ZS3MZWVTPLHTPN4R/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LYI7B5TRF7ZS3MZWVTPLHTPN4R/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LYI7B5TRF7ZS3MZWVTPLHTPN4R/action/storage_attestation","attest_author":"https://pith.science/pith/LYI7B5TRF7ZS3MZWVTPLHTPN4R/action/author_attestation","sign_citation":"https://pith.science/pith/LYI7B5TRF7ZS3MZWVTPLHTPN4R/action/citation_signature","submit_replication":"https://pith.science/pith/LYI7B5TRF7ZS3MZWVTPLHTPN4R/action/replication_record"}},"created_at":"2026-05-18T00:30:50.353680+00:00","updated_at":"2026-05-18T00:30:50.353680+00:00"}