{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005265},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004472","480:4800004559","480:4800005744","480:4800005080","480:4800004923","480:4800004838","480:4800005176","480:4800005074","480:4800004664","480:4800005590","480:4800004389","480:4800003452","480:4800004908","480:4800003346","480:4800005670","480:4800004477","480:4800005599","480:4800004751","480:4800005741","480:4800004662","480:4800006180","480:4800004829","480:4800003443","480:4800005507","480:4800003512"],"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":[0.6049728691288226,0.33708234098753387,0.3017345941820745,0.28243437313151887,0.27280519900263056,0.26083617305628876,0.22764197089313282,0.2015580978095215,0.19973466609424925,0.19329529970756926,0.19187372154505974,0.1867042188668542,0.18280932709359007,0.1797976576810614,0.1773866351336901,0.1769302604274618,0.16510929664348864,0.15710345381327157,0.15671765838601906,0.15379025127305784,0.14852048183314553,0.1483249801865395,0.13827320521790046,0.1336895052854002,0.1336740343738837],"twin_dists":[0.13020805279383638,0.19153101416517448,0.20105036056247153,0.20652159451751317,0.20933554014184946,0.21291992440845026,0.22344309659764558,0.23244831191301488,0.23310683001922633,0.23546614963789111,0.23599433182874205,0.23793839975582232,0.23942822985028495,0.24059564671510145,0.24154025929108808,0.24172008694042907,0.2464980558416406,0.2498759990369701,0.2500419134529632,0.2513106975495526,0.2536400793677511,0.25372765936010827,0.2583506054769811,0.2605422893160659,0.26054978147426905],"n_dims_used":43,"mean_confidence":0.9190808673237645},"coverage":{"mean_confidence":0.9190808673237645,"n_dims_used":43,"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}}