{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001149},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001688","490:4900005098","490:4900012840","490:4900001280","494:4940007994","494:4940008212","494:4940008210","494:4940008834","490:4900006400","490:4900007004","490:4900006026","480:4800004036","490:4900004463","494:4940004847","490:4900007357","490:4900002641","490:4900001150","490:4900004448","490:4900006140","490:4900005791","466:4660003774","466:4660003760","494:4940004243","490:4900006011","490:4900000901"],"twin_admin_codes":[490,490,490,490,494,494,494,494,490,490,490,480,490,494,490,490,490,490,490,490,466,466,494,490,490],"twin_sims":[0.2947601785340056,0.24542935266107055,0.2369779479766898,0.160228716188857,0.1528080884194149,0.1415802930450466,0.12362695185247834,0.12018899945897209,0.1062274389722395,0.09751126063846725,0.086732504985107,0.07709161730071319,0.07188168822671971,0.06966667237313649,0.06880385057947314,0.0647995766487295,0.06380295473564722,0.063161520613326,0.06226097842251212,0.06172111059971075,0.061099769352075034,0.059811739513012815,0.05754106470015179,0.05731867945553125,0.05731604638819832],"twin_dists":[0.20300285628381115,0.21768964344243152,0.22038810325567257,0.2485427855274334,0.2517403435990721,0.2568028359784637,0.26555993180751286,0.26734528539451907,0.27502576858992894,0.2802273383425612,0.2871916127662758,0.2940308329226228,0.2980178743904652,0.2997841470746009,0.300484523309585,0.30383170814588695,0.3046909601063985,0.30524980791618556,0.306042300072818,0.306521909050493,0.30707817689680417,0.30824627205604643,0.3103568977487936,0.31056727936126977,0.31056977433521304],"n_dims_used":45,"mean_confidence":0.9160771687825521},"coverage":{"mean_confidence":0.9160771687825521,"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}}