{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004646},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004931","490:4900007715","490:4900008954","490:4900004941","490:4900008946","490:4900006727","490:4900004375","490:4900011656","490:4900009986","490:4900004378","490:4900007596","490:4900002408","490:4900006369","490:4900006371","490:4900004112","490:4900005873","490:4900009471","490:4900009047","490:4900008714","490:4900008824","490:4900008155","490:4900008495","490:4900004932","490:4900007825","490:4900009044"],"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":[0.3505251295267561,0.19077740009623764,0.1176284579827641,0.10073062151487099,0.09816098485088345,0.09354242211974274,0.08153402280474732,0.07962375097185274,0.07481006157848687,0.07014878917639138,0.06586565498214197,0.06396091693280817,0.05875222649051334,0.04748898632862525,0.045796870809004166,0.04254578218568153,0.040810164049050364,0.04030648378916046,0.037051884077665354,0.036940425141050316,0.0368550384273602,0.03517518275743622,0.031914015726453075,0.03173613805922666,0.03146117488798259],"twin_dists":[0.1880556456513833,0.23640353205669667,0.26870050806278595,0.2782653218872332,0.2798273211224868,0.2827174132235284,0.29079909237620954,0.2921710024985437,0.29574921121596903,0.29939586337744617,0.30292444722643913,0.3045540419534697,0.30922273925320604,0.32062207358216416,0.3225251626577811,0.32635339950940534,0.3284989791626361,0.32913602880550624,0.33342279659197327,0.3335751709242386,0.3336921662859792,0.33604202196977867,0.34089071863693066,0.34116716415266196,0.34159711177275515],"n_dims_used":45,"mean_confidence":0.9341969807942708},"coverage":{"mean_confidence":0.9341969807942708,"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}}