{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005582},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005581","480:4800002565","480:4800005415","480:4800006408","480:4800006030","480:4800004813","480:4800005160","480:4800006238","480:4800003504","480:4800003297","480:4800005333","480:4800005658","480:4800002564","492:4920001052","480:4800002667","480:4800003290","480:4800003121","480:4800005498","480:4800002566","480:4800006217","480:4800002720","480:4800003082","480:4800002659","480:4800003349","480:4800006118"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,492,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5194190373813179,0.15431111302120556,0.09613856838076518,0.08658706414423671,0.07338847650538119,0.06897302093597284,0.06696500679308769,0.06657363541215254,0.06233898060120999,0.057648207043684695,0.05585411226570854,0.05277455278518737,0.0525141338872471,0.04845303504931799,0.04630134301180241,0.043393885780808,0.040604954597294796,0.03807265002294792,0.03792203892676098,0.03757162592562961,0.03567625728222006,0.035014899940704634,0.03368277044023965,0.03309460160897851,0.032613410196767834],"twin_dists":[0.14865317487152283,0.2510836628785003,0.28107939950169597,0.28729016586937073,0.29684139362656525,0.3003466426363567,0.30200133635844206,0.3023285391280936,0.3059732865667472,0.31025577793151127,0.3119698796405151,0.31502133323697545,0.3152860899224884,0.31956304704413024,0.3219517190481811,0.3253316622063998,0.3287577205375089,0.3320451060377185,0.33224639653963545,0.3327173549242708,0.33533129222574476,0.33627118682054963,0.33821116111197946,0.3390885874824834,0.3398163773485792],"n_dims_used":43,"mean_confidence":0.9092394806617914},"coverage":{"mean_confidence":0.9092394806617914,"n_dims_used":43,"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}}