{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004120},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004044","490:4900000679","480:4800003811","493:4930006186","480:4800004544","480:4800004534","490:4900000684","490:4900004600","494:4940006473","493:4930000180","480:4800003885","493:4930001007","496:4960009207","496:4960008957","490:4900003223","480:4800004040","493:4930004080","493:4930006390","490:4900000682","480:4800003604","480:4800003890","490:4900000674","466:4660001752","493:4930006248","480:4800004043"],"twin_admin_codes":[480,490,480,493,480,480,490,490,494,493,480,493,496,496,490,480,493,493,490,480,480,490,466,493,480],"twin_sims":[0.33891827736717267,0.33114738404292665,0.3112936776362151,0.29274033874984534,0.2927030358029905,0.2843800893896052,0.27936160745889194,0.2772517915822789,0.26719502257936945,0.25661689252903835,0.24812003905265168,0.24014829940479993,0.23834758254720087,0.22866626336213505,0.22745215585179535,0.22706427438562987,0.22622458336425164,0.22156841179017925,0.21899130312073092,0.21670341862845693,0.2161817925091196,0.2061635191601185,0.2008011319947107,0.1999580906005971,0.19852078679912555],"twin_dists":[0.19105206046504583,0.19308905538595697,0.19841646886499548,0.20357338310889272,0.20358394164423782,0.2059601028813844,0.20741311430165657,0.20802870273907267,0.21100319616385163,0.21420795691726144,0.21684315333577733,0.21936863038197735,0.21994659427194405,0.2231039348376913,0.22350605866521686,0.22363482811698268,0.22391409030345943,0.22547526761876682,0.22634878437585007,0.227130063889086,0.22730896739401618,0.23080312589042143,0.2327211840970859,0.23302591993731264,0.2335475142277444],"n_dims_used":43,"mean_confidence":0.9200673657794332},"coverage":{"mean_confidence":0.9200673657794332,"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}}