{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002366},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002029","480:4800001586","480:4800002151","480:4800002043","480:4800002088","480:4800002085","480:4800001366","480:4800002368","480:4800001413","480:4800001292","480:4800001307","480:4800002418","480:4800002419","480:4800002329","480:4800002466","480:4800001813","480:4800001980","480:4800002137","480:4800001978","480:4800001431","480:4800002141","480:4800001581","480:4800001750","480:4800001695","480:4800001585"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9827339033932065,0.9593935036472416,0.9237208426548535,0.903268180815032,0.8897279554443094,0.8876936271051702,0.870537099088355,0.8232634455846635,0.8231085460917008,0.8145409841431436,0.8081818323224487,0.7838661718191366,0.7596613480919899,0.7420920253002885,0.7419768353524102,0.7395793886029152,0.7114790618483496,0.6836401138243828,0.6660792176600709,0.6421492671071652,0.6418426468594919,0.6314038033235619,0.6221077255173201,0.613681884779609,0.5936843755852544],"twin_dists":[0.024239530175759288,0.03739571680717811,0.05173680940970368,0.058583552744770166,0.06278179760485707,0.06339381399706168,0.0683897155459835,0.0809981740855013,0.08103735002980882,0.08318671973670035,0.08476103086810811,0.09063656996172363,0.09629692544615497,0.1003118827762213,0.10033798210521988,0.10088057096571965,0.10716168798357929,0.11327015888245318,0.11708120850321159,0.12223866488435808,0.12230455050099831,0.12454545928964997,0.12653828112502355,0.1283431469764039,0.13262563069002153],"n_dims_used":42,"mean_confidence":0.9113463447207496},"coverage":{"mean_confidence":0.9113463447207496,"n_dims_used":42,"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}}