{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000211},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000117","490:4900000721","490:4900000717","490:4900000266","490:4900000525","490:4900000485","490:4900000164","490:4900000515","490:4900001900","490:4900001088","490:4900000214","496:4960007813","490:4900000102","490:4900000209","494:4940006165","490:4900000012","480:4800003425","490:4900000221","490:4900000021","490:4900000282","478:4780009077","478:4780008202","494:4940008602","466:4660012144","490:4900001476"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,496,490,490,494,490,480,490,490,490,478,478,494,466,490],"twin_sims":[0.43178124681732327,0.38631306152808625,0.18989030153226943,0.1781411622145417,0.12087989116715535,0.11481073880987797,0.09259850920048315,0.08684363992621856,0.08226668527940567,0.07756606112642032,0.07712313937434453,0.07409682536721793,0.07370077813787532,0.07170945391509968,0.07161596232324499,0.07095933012782084,0.06414938405583498,0.06332793624062254,0.0629784037575578,0.06149359732647095,0.06090062111495527,0.060358203614974744,0.06030354637724187,0.05945911496966511,0.05713453036115625],"twin_dists":[0.16832016069994543,0.17912391722765164,0.23673584344416138,0.24124366908833916,0.26698340155231537,0.2702182362863584,0.28332185558370654,0.2871163944761663,0.2902797381143728,0.29367865700487794,0.29400738032315854,0.2962950638607728,0.2966000011075934,0.29815362091152753,0.2982274169861666,0.2987479307988864,0.3043910442760817,0.3051043739700178,0.30541020049336165,0.3067250591101416,0.30725745102218216,0.3077481914284288,0.3077978421124447,0.30856966576572564,0.31074199904286864],"n_dims_used":45,"mean_confidence":0.9124948289659288},"coverage":{"mean_confidence":0.9124948289659288,"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}}