{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:756HFCLFU5TFIMMUASKSXPM7JW","short_pith_number":"pith:756HFCLF","schema_version":"1.0","canonical_sha256":"ff7c728965a76654319404952bbd9f4da3ce31185da44fb52e71465dd6d8025d","source":{"kind":"arxiv","id":"2605.14474","version":1},"attestation_state":"computed","paper":{"title":"Weight Hybrid Architecture of Rydberg-Atomic Sensors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"A four-channel weight hybrid architecture combines dual signal and dual noise channels via maximum likelihood estimation to reduce laser-induced noise in Rydberg atomic sensors.","cross_cats":[],"primary_cat":"eess.SP","authors_text":"Chen Gong, Hao Wu, Kaibin Huang, Rui Ni, Shanchi Wu, Xinyuan Yao","submitted_at":"2026-05-14T07:15:33Z","abstract_excerpt":"Rydberg atomic quantum receivers have been seen as novel radio frequency measurements and the high sensitivity to a large range of frequencies makes it attractive for communications reception. However, their performance can be significantly degraded by hardware-induced noise, particularly the noise from laser, which impacts the overall system noise floor and exhibits correlation. To address this challenge, this paper proposes a weight hybrid (WH) architecture for Rydberg-atomic sensors, a novel four-channel combining scheme designed for atomic sensors operating in correlated noise environments"},"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":true,"formal_links_present":false},"canonical_record":{"source":{"id":"2605.14474","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2026-05-14T07:15:33Z","cross_cats_sorted":[],"title_canon_sha256":"cf1a82a2dca6405d14203fbe56461bbc9fba3644e1ee816a1fd8ea64b5d70eeb","abstract_canon_sha256":"677ff31c11ea9453113c9fdf39520bc6a3d908b61f2f33e984483007876ace31"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:39:06.626037Z","signature_b64":"xgeOnkfQKp866IMWSHuQlE/uFUyhT5AuciWX4tLjbcD6NJBGjK8w8zpHRy5PeHaBPVgOqITV9Yh5Z4I0zXnGBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ff7c728965a76654319404952bbd9f4da3ce31185da44fb52e71465dd6d8025d","last_reissued_at":"2026-05-17T23:39:06.625292Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:39:06.625292Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Weight Hybrid Architecture of Rydberg-Atomic Sensors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"A four-channel weight hybrid architecture combines dual signal and dual noise channels via maximum likelihood estimation to reduce laser-induced noise in Rydberg atomic sensors.","cross_cats":[],"primary_cat":"eess.SP","authors_text":"Chen Gong, Hao Wu, Kaibin Huang, Rui Ni, Shanchi Wu, Xinyuan Yao","submitted_at":"2026-05-14T07:15:33Z","abstract_excerpt":"Rydberg atomic quantum receivers have been seen as novel radio frequency measurements and the high sensitivity to a large range of frequencies makes it attractive for communications reception. However, their performance can be significantly degraded by hardware-induced noise, particularly the noise from laser, which impacts the overall system noise floor and exhibits correlation. To address this challenge, this paper proposes a weight hybrid (WH) architecture for Rydberg-atomic sensors, a novel four-channel combining scheme designed for atomic sensors operating in correlated noise environments"},"claims":{"count":4,"items":[{"kind":"strongest_claim","text":"By jointly processing dual signal channels and dual noise reference channels, the WH architecture effectively mitigates noise contributions from lasers and other hardware components. All channels are optimally combined via maximum likelihood estimation within an expectation maximization framework, enabling robust signal extraction under correlated noise.","source":"verdict.strongest_claim","status":"machine_extracted","claim_id":"C1","attestation":"unclaimed"},{"kind":"weakest_assumption","text":"That the laser and hardware noise is sufficiently correlated across the four channels for the maximum-likelihood combiner inside the expectation-maximization framework to produce a meaningful improvement over conventional single-channel or two-channel processing.","source":"verdict.weakest_assumption","status":"machine_extracted","claim_id":"C2","attestation":"unclaimed"},{"kind":"one_line_summary","text":"A four-channel weight hybrid scheme using maximum likelihood estimation within an expectation maximization framework mitigates correlated laser and hardware noise in Rydberg atomic quantum receivers.","source":"verdict.one_line_summary","status":"machine_extracted","claim_id":"C3","attestation":"unclaimed"},{"kind":"headline","text":"A four-channel weight hybrid architecture combines dual signal and dual noise channels via maximum likelihood estimation to reduce laser-induced noise in Rydberg atomic sensors.","source":"verdict.pith_extraction.headline","status":"machine_extracted","claim_id":"C4","attestation":"unclaimed"}],"snapshot_sha256":"21d50e87d060bdba9916fcaae9da5db8e3d13ad370a7d58d241c59e821046670"},"source":{"id":"2605.14474","kind":"arxiv","version":1},"verdict":{"id":"a1cc47de-ca59-428a-9ecd-e7e12a1c49e0","model_set":{"reader":"grok-4.3"},"created_at":"2026-05-15T01:57:50.101815Z","strongest_claim":"By jointly processing dual signal channels and dual noise reference channels, the WH architecture effectively mitigates noise contributions from lasers and other hardware components. All channels are optimally combined via maximum likelihood estimation within an expectation maximization framework, enabling robust signal extraction under correlated noise.","one_line_summary":"A four-channel weight hybrid scheme using maximum likelihood estimation within an expectation maximization framework mitigates correlated laser and hardware noise in Rydberg atomic quantum receivers.","pipeline_version":"pith-pipeline@v0.9.0","weakest_assumption":"That the laser and hardware noise is sufficiently correlated across the four channels for the maximum-likelihood combiner inside the expectation-maximization framework to produce a meaningful improvement over conventional single-channel or two-channel processing.","pith_extraction_headline":"A four-channel weight hybrid architecture combines dual signal and dual noise channels via maximum likelihood estimation to reduce laser-induced noise in Rydberg atomic sensors."},"references":{"count":37,"sample":[{"doi":"","year":2021,"title":"A self-calibrated SI-traceable Rydberg atom-based radio frequency electric field probe and measurement instrument,","work_id":"8e43d488-447d-43a1-86b0-16b19de007ee","ref_index":1,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2017,"title":"Quantum-based determination of antenna finite range gain by using rydberg atoms,","work_id":"2c94ffa9-44e4-4fb4-b219-556e5894335c","ref_index":2,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2014,"title":"Sub-wavelength imaging and field mapping via electromagnetically induced transparency and autler- townes splitting in Rydberg atoms,","work_id":"557d5b43-8254-4d67-8ecb-c2dd0bb6202d","ref_index":3,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2018,"title":"Electromagnetically induced transparency (eit) and autler-townes (at) splitting in the presence of band-limited white gaussian noise,","work_id":"ecd058ce-f6cb-4d4a-86d1-2bad5d1c98a8","ref_index":4,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2017,"title":"Electric field metrology for SI traceability: Systematic measurement uncertainties in electromagnetically induced transparency in atomic vapor,","work_id":"d1da4f7b-7b22-4977-97e6-64985cb2ae59","ref_index":5,"cited_arxiv_id":"","is_internal_anchor":false}],"resolved_work":37,"snapshot_sha256":"5a23d0b64533d50de15356bb9bb9c5cebc926c729c5fb7ac044be07d3575641d","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":"2605.14474","created_at":"2026-05-17T23:39:06.625427+00:00"},{"alias_kind":"arxiv_version","alias_value":"2605.14474v1","created_at":"2026-05-17T23:39:06.625427+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.14474","created_at":"2026-05-17T23:39:06.625427+00:00"},{"alias_kind":"pith_short_12","alias_value":"756HFCLFU5TF","created_at":"2026-05-18T12:33:37.589309+00:00"},{"alias_kind":"pith_short_16","alias_value":"756HFCLFU5TFIMMU","created_at":"2026-05-18T12:33:37.589309+00:00"},{"alias_kind":"pith_short_8","alias_value":"756HFCLF","created_at":"2026-05-18T12:33:37.589309+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/756HFCLFU5TFIMMUASKSXPM7JW","json":"https://pith.science/pith/756HFCLFU5TFIMMUASKSXPM7JW.json","graph_json":"https://pith.science/api/pith-number/756HFCLFU5TFIMMUASKSXPM7JW/graph.json","events_json":"https://pith.science/api/pith-number/756HFCLFU5TFIMMUASKSXPM7JW/events.json","paper":"https://pith.science/paper/756HFCLF"},"agent_actions":{"view_html":"https://pith.science/pith/756HFCLFU5TFIMMUASKSXPM7JW","download_json":"https://pith.science/pith/756HFCLFU5TFIMMUASKSXPM7JW.json","view_paper":"https://pith.science/paper/756HFCLF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2605.14474&json=true","fetch_graph":"https://pith.science/api/pith-number/756HFCLFU5TFIMMUASKSXPM7JW/graph.json","fetch_events":"https://pith.science/api/pith-number/756HFCLFU5TFIMMUASKSXPM7JW/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/756HFCLFU5TFIMMUASKSXPM7JW/action/timestamp_anchor","attest_storage":"https://pith.science/pith/756HFCLFU5TFIMMUASKSXPM7JW/action/storage_attestation","attest_author":"https://pith.science/pith/756HFCLFU5TFIMMUASKSXPM7JW/action/author_attestation","sign_citation":"https://pith.science/pith/756HFCLFU5TFIMMUASKSXPM7JW/action/citation_signature","submit_replication":"https://pith.science/pith/756HFCLFU5TFIMMUASKSXPM7JW/action/replication_record"}},"created_at":"2026-05-17T23:39:06.625427+00:00","updated_at":"2026-05-17T23:39:06.625427+00:00"}