{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000894},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002132","477:4770000703","500:5000001075","500:5000001800","477:4770000875","477:4770001891","500:5000002254","477:4770002268","477:4770000659","477:4770000187","477:4770000391","500:5000001895","500:5000001015","485:4850007575","500:5000002152","477:4770000516","499:4990000950","500:5000001715","500:5000001552","477:4770001193","477:4770000085","500:5000004705","500:5000001641","477:4770000390","500:5000002242"],"twin_admin_codes":[500,477,500,500,477,477,500,477,477,477,477,500,500,485,500,477,499,500,500,477,477,500,500,477,500],"twin_sims":[0.6775091188659207,0.5743588668608314,0.5396848507813875,0.5227108370718125,0.484976224740749,0.4645973709305628,0.46098891787052326,0.4415136928194879,0.41633879114031763,0.41169000539505785,0.39508769663859417,0.3443029158744801,0.3402710881047168,0.33715232863023564,0.32652896413098736,0.3177717631492029,0.3104684480739285,0.31006144755076653,0.30852322154788,0.29927752573418104,0.29712453952114354,0.2879661151729755,0.2815345441099889,0.27638303210681203,0.27570758220443015],"twin_dists":[0.11460380660287538,0.13676972120268194,0.14424488979689104,0.1479346076120932,0.15624450435510495,0.16081211080292782,0.16162787593199057,0.16607146165612327,0.1719310571547767,0.17302914565220637,0.1769963441157348,0.18965530422362692,0.19070003588283044,0.19151273023321236,0.1943120798006419,0.19665775498778607,0.19864199869375093,0.1987533556157067,0.1991749790201455,0.20173517083510456,0.20233794097220759,0.20493127924187632,0.20678205607791691,0.2082830139823787,0.2084810756304204],"n_dims_used":45,"mean_confidence":0.92225341796875},"coverage":{"mean_confidence":0.92225341796875,"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}}