{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001001},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000961","480:4800000754","480:4800000998","480:4800000893","480:4800001202","480:4800001148","480:4800001147","480:4800000928","480:4800000364","493:4930004917","480:4800000887","480:4800001037","480:4800000581","480:4800000425","480:4800000832","480:4800000935","480:4800000966","480:4800000458","466:4660009813","480:4800000582","480:4800000969","475:4750004240","480:4800000493","493:4930004919","480:4800001266"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,493,480,480,480,480,480,480,480,480,466,480,480,475,480,493,480],"twin_sims":[0.3841633650053825,0.36055480934663026,0.2564247485187848,0.20039929403428883,0.17649012468254988,0.1695549483903597,0.1551751878217914,0.1259517382433158,0.1257968072191738,0.09603778602311679,0.09136067021143467,0.0910319427596937,0.08383765454819768,0.08121697209030883,0.07814168288210621,0.07648343281834578,0.07233165638776973,0.06513471359617144,0.06166150124554767,0.060788695979922897,0.06026371059155414,0.059268796100822085,0.05850868235235514,0.05227329559450922,0.04927174465137397],"twin_dists":[0.17964861283166222,0.18550799112959981,0.21426693037135197,0.23286632709252714,0.2418938286793824,0.24467320907144297,0.2507082621998174,0.2643739607184073,0.264452478134739,0.2811423334033649,0.28412193681598785,0.2843358505464807,0.28917848992064316,0.29102499517934466,0.2932536964703864,0.2944848441440377,0.2976644710096336,0.30354519212770453,0.30657507566348285,0.3073584179658017,0.3078340522850314,0.30874486434387305,0.30944924138075247,0.3155319119084078,0.3186774040279326],"n_dims_used":43,"mean_confidence":0.9143455860226654},"coverage":{"mean_confidence":0.9143455860226654,"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}}