{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013218},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012724","490:4900012723","490:4900012368","490:4900012919","490:4900012593","490:4900012519","490:4900012233","490:4900012920","490:4900012455","490:4900013185","490:4900012232","490:4900012236","490:4900012298","490:4900012926","490:4900013045","490:4900012243","490:4900012383","490:4900012456","490:4900012234","490:4900012370","490:4900012594","490:4900000980","490:4900012921","490:4900012666","490:4900013193"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2937354015728595,0.27265090942441966,0.2671523602645212,0.21378720951899477,0.20914334151844996,0.19785498204971097,0.19524590402086356,0.1576586382754737,0.15392607232465008,0.1390516513247372,0.13647340480032435,0.1224265561541394,0.10915587083131535,0.10831185426897592,0.10622591400898261,0.09279941335875247,0.08824673320319405,0.08490717407260713,0.08273251361220206,0.08229370735552374,0.0817769076814982,0.0803680684686041,0.0782835702980728,0.0715012865719959,0.06746541434564841],"twin_dists":[0.20329202607288505,0.20938111908354798,0.21101596044169843,0.2281339996339401,0.22975199987487507,0.2337900172877753,0.23474578932305917,0.24963775855454945,0.25125144125396937,0.2579838154654852,0.2592045884865726,0.266178955933414,0.2733528414869714,0.2738313971309002,0.27502664902918034,0.28319279882086873,0.2861732740729913,0.28843814849780613,0.28995145251612015,0.29026065414795926,0.2906265089549607,0.29163334718621636,0.29314933297642415,0.29831804111560567,0.30158523760446754],"n_dims_used":45,"mean_confidence":0.9120021396213107},"coverage":{"mean_confidence":0.9120021396213107,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}