{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000364},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940006763","490:4900000443","490:4900000447","490:4900000856","490:4900000980","494:4940007622","494:4940008449","490:4900000263","490:4900000309","494:4940008452","490:4900000982","494:4940007837","490:4900000629","490:4900000440","490:4900000857","490:4900012523","494:4940007633","494:4940008358","494:4940008345","494:4940007621","490:4900000999","490:4900000441","494:4940007088","494:4940007933","490:4900000981"],"twin_admin_codes":[494,490,490,490,490,494,494,490,490,494,490,494,490,490,490,490,494,494,494,494,490,490,494,494,490],"twin_sims":[0.3434543847332489,0.3357408729852677,0.3329829109934012,0.28529770849699737,0.26011264683711727,0.19044636184573155,0.16635096646297562,0.14519298128960673,0.12890487396027445,0.1287657041978028,0.10335722996679773,0.1033278554916031,0.09978667713910276,0.09938815675285378,0.09261863525823168,0.08929253473052533,0.08890628993730898,0.0809701169736536,0.07752673818985731,0.07181245625763419,0.06872522658939306,0.06709916556614233,0.06422169514505789,0.06346939919815105,0.060679750609539965],"twin_dists":[0.18987463240747987,0.19188186370738047,0.19260558189902324,0.2056961012878791,0.21313986056640763,0.23652741407584346,0.24598484808646065,0.2551424888735725,0.2628911504414311,0.26296044906053595,0.27670057696953365,0.27671790363563586,0.2788354489942991,0.27907741701128025,0.28330891705007677,0.2854780315065832,0.2857340484941025,0.2912013722005873,0.2937077801374,0.29807240787995704,0.30054869888977864,0.301889532777994,0.30432860927599076,0.3049809925222648,0.30745684365459924],"n_dims_used":45,"mean_confidence":0.9106157090928819},"coverage":{"mean_confidence":0.9106157090928819,"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}}