{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000015},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000013","480:4800000004","480:4800000249","480:4800000200","480:4800000208","480:4800000011","480:4800000221","480:4800000252","480:4800000261","480:4800000193","480:4800000219","480:4800000264","480:4800000248","480:4800000232","480:4800000234","480:4800000140","495:4950000542","480:4800000207","480:4800000184","480:4800000250","495:4950000543","480:4800000206","480:4800000005","480:4800000187","480:4800000233"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480,480,495,480,480,480,480],"twin_sims":[0.4654463445805873,0.43124995360012114,0.2894444836783944,0.26135400319684765,0.2564641117284704,0.24212807183958235,0.23304104492027372,0.18423648725154362,0.17832595763954687,0.17778329651821506,0.16289219978651634,0.1287974459103204,0.12566082650442845,0.1223218795009348,0.10130314820692551,0.08836648276607537,0.08623312665804904,0.07424005787542684,0.06562338605780307,0.06493114668645529,0.06263183793098628,0.057170681456906305,0.052541930403169845,0.05001063623555911,0.049987082305965616],"twin_dists":[0.1606205049768983,0.16844349682382564,0.20450937331888214,0.21276275049063403,0.21425484661320252,0.2187364352652629,0.22166654573045266,0.23887975757927438,0.2411711656160243,0.24138422776051272,0.24742140721432568,0.2629446385119357,0.26452145222039697,0.2662331547355706,0.2779215582960905,0.28609333482063204,0.2875305511993484,0.296185105958284,0.3031295658042999,0.303719081953448,0.3057148071677417,0.3107076624519077,0.31525777850435543,0.31788857876317594,0.31791357409913334],"n_dims_used":43,"mean_confidence":0.9052548075831214},"coverage":{"mean_confidence":0.9052548075831214,"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}}