{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000492},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000457","480:4800000303","480:4800000880","480:4800000302","480:4800000788","480:4800001073","480:4800000871","480:4800001028","480:4800000879","480:4800000394","480:4800001027","480:4800001203","480:4800000881","480:4800000393","480:4800000870","480:4800000456","480:4800000490","480:4800000786","480:4800001143","480:4800000362","480:4800000829","480:4800000969","480:4800000835","480:4800000828","480:4800000789"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.782630724796763,0.6795182224270185,0.43005099064105506,0.4083964262836864,0.40693136716881445,0.39913296017447314,0.37682756002028167,0.3704542529470384,0.36534172877427745,0.3574508812856658,0.3389729991016761,0.31363351885385593,0.28344153867855637,0.28180484177682014,0.2755811382617624,0.27503952333067144,0.27294031544688374,0.2715970756650857,0.26866787735236713,0.26241439537328076,0.2574217867228271,0.2520617944391192,0.24796533434328707,0.24697751125837528,0.24204121592815184],"twin_dists":[0.09092963724620855,0.11416716933429814,0.16872205480789354,0.17381039539744686,0.17415880510525433,0.17602288274790612,0.18144982068525206,0.18302861953403066,0.18430485886392844,0.1862924753629565,0.19103780629373648,0.19777885562196584,0.2062306579276835,0.20670376373718294,0.2085181856623467,0.208677262294156,0.20929563818861963,0.20969285928270343,0.21056330126663436,0.21244150436523956,0.2139612191475204,0.21561363300824388,0.21689166325197737,0.21720186844644696,0.2187641003015217],"n_dims_used":42,"mean_confidence":0.9105358123779297},"coverage":{"mean_confidence":0.9105358123779297,"n_dims_used":42,"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}}