{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012599},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012526","490:4900012536","490:4900012250","490:4900012251","490:4900013226","490:4900012246","490:4900012248","490:4900012309","490:4900012249","490:4900012671","490:4900012657","490:4900012377","490:4900012520","490:4900012598","490:4900012662","490:4900012669","490:4900012670","490:4900012307","490:4900013123","490:4900012381","494:4940005798","494:4940001273","490:4900012734","490:4900012315","490:4900012460"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,494,490,490,490],"twin_sims":[0.2476894447584091,0.24504488029720373,0.17477504736496363,0.15392668424935257,0.14657723191118519,0.11805093429793488,0.1053574687913771,0.09441001099089191,0.08228714637201773,0.07061050300954455,0.0662788273603706,0.06552423903537369,0.06275020556458673,0.05828488735537343,0.05761872716300942,0.04939678535203059,0.04661120058558652,0.04451956524139289,0.04216211323012615,0.04176211506446407,0.04167684812470285,0.04118275834608466,0.039770107461533075,0.039305054547524226,0.03412145181723574],"twin_dists":[0.2169782206575304,0.2178110851367768,0.24257380685940388,0.2512511743688894,0.2545144206806668,0.26847535782333815,0.2755296505032208,0.2821660752469568,0.29026528729077594,0.2990260372634386,0.3025760482728638,0.3032136875859497,0.30561061550294094,0.3096580621680001,0.31028358526443145,0.3185432230876241,0.32160208622465714,0.3240011358145538,0.3268212575477748,0.3273128608751156,0.3274181677413407,0.32803198086276586,0.32982186521773726,0.33042285907173286,0.3375652047147635],"n_dims_used":45,"mean_confidence":0.9097618950737847},"coverage":{"mean_confidence":0.9097618950737847,"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}}