{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000382},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000648","494:4940007946","494:4940008250","494:4940007841","490:4900000632","490:4900000532","490:4900000441","490:4900000982","494:4940007738","490:4900012731","490:4900003144","494:4940008153","494:4940007633","490:4900000858","490:4900000541","490:4900000536","490:4900000261","490:4900013300","494:4940008252","490:4900000455","490:4900012236","496:4960006483","466:4660008665","490:4900000644","494:4940008270"],"twin_admin_codes":[490,494,494,494,490,490,490,490,494,490,490,494,494,490,490,490,490,490,494,490,490,496,466,490,494],"twin_sims":[0.1988962778505066,0.19330652769930728,0.18182140952687387,0.14976889082614597,0.09740432793402456,0.0671791191712113,0.05192942215641239,0.04812464090228286,0.04642283367795667,0.04227472225319368,0.04076436647086589,0.03926549859931075,0.03400141177913435,0.03308853553260466,0.03254384665233877,0.028196156163365745,0.02601182390509144,0.025691239124412953,0.0245423679805164,0.023803191188272933,0.023192872920768565,0.02268573462870731,0.02039531054709645,0.019160694801415294,0.01794449786862469],"twin_dists":[0.23341099852914213,0.23546198870008028,0.23980966878795026,0.2530828181782708,0.2802933742330735,0.3018229886379381,0.3158845367901596,0.31992180187331637,0.3218144003292836,0.32668356818676986,0.3285566283955458,0.33047425466150854,0.3377412565096324,0.33909770589427646,0.3399223477906727,0.346965210155896,0.35086328061328986,0.3514589475077245,0.3536477447967484,0.355103336358249,0.35633499319545187,0.35737999425776085,0.3623684521110175,0.36526350425388165,0.36827933533097573],"n_dims_used":45,"mean_confidence":0.9118793063693577},"coverage":{"mean_confidence":0.9118793063693577,"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}}