{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003921},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003779","490:4900002674","490:4900002967","490:4900005157","490:4900002963","490:4900003916","490:4900002816","490:4900003499","490:4900002521","490:4900003777","490:4900003500","490:4900004346","490:4900007046","490:4900004053","490:4900004614","490:4900002966","490:4900003776","490:4900005162","490:4900003775","490:4900003244","490:4900004205","490:4900002669","490:4900003630","490:4900002370","490:4900005951"],"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":[0.39543570437949754,0.3227677473224745,0.31630180100068994,0.267097316472688,0.2552424858434336,0.25466793917639574,0.2467966728001457,0.2425799091638462,0.2392388494205906,0.20492932826996274,0.19098968713228073,0.18218366162308774,0.1747500746874189,0.17229800479507992,0.16987390757218446,0.16490108155137811,0.15993745705982934,0.1582056340281205,0.15370746505957636,0.15217183373979432,0.1457144266204334,0.13008429578577163,0.12679057126920013,0.12190436328349254,0.11432070188069966],"twin_dists":[0.17691241926666987,0.1953151893430569,0.1970550338372446,0.21103243104515798,0.2146304111703927,0.21480743794918403,0.21725874322378225,0.2185926211848095,0.2196601767390472,0.23124152277538368,0.23632416840070716,0.23966963222704482,0.2425837428598825,0.24356433754458567,0.24454361271913955,0.2465843880418002,0.2486662303584731,0.24940362966728966,0.25134683451027984,0.25201975510665026,0.25490537813932407,0.26230612361739214,0.26395011632143184,0.2664496859046286,0.270485102392222],"n_dims_used":45,"mean_confidence":0.8992214626736111},"coverage":{"mean_confidence":0.8992214626736111,"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}}