{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006772},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003220","494:4940003474","490:4900003229","490:4900001482","478:4780004017","466:4660003137","478:4780006750","496:4960010388","496:4960003542","479:4790005863","496:4960005308","466:4660014248","466:4660011734","466:4660001977","469:4690001118","479:4790001831","470:4700003650","490:4900000389","466:4660004697","466:4660002295","496:4960010210","478:4780003286","466:4660011243","496:4960005088","493:4930007200"],"twin_admin_codes":[490,494,490,490,478,466,478,496,496,479,496,466,466,466,469,479,470,490,466,466,496,478,466,496,493],"twin_sims":[0.2623608492858255,0.25241838865905375,0.19085721981009712,0.18575148922598717,0.18189868733451636,0.14577552113488595,0.13512505217010293,0.13194030465322992,0.13044207455253803,0.12984158068422222,0.12320479061031571,0.12056423531053459,0.1205323929872351,0.1167243173449248,0.11512185681387267,0.11295918829067426,0.10916934798388654,0.10889300182765704,0.10805168601579863,0.10635981876648644,0.10614071509055283,0.10582820208477399,0.10554807451184055,0.10320011551590576,0.10165062267100199],"twin_dists":[0.21245770664637623,0.21550301058828103,0.23637368417239477,0.23830079170516547,0.23977977881197138,0.25487763849027406,0.25984990753200077,0.26139354428675726,0.26212944715708547,0.26242618885452385,0.2657771095747262,0.2671485431892375,0.2671652204582883,0.2691844422835652,0.27004926079820346,0.27123121080058754,0.27334522325156446,0.27350157940563696,0.273979494537056,0.27494937636680516,0.27507585433027115,0.27525660452944284,0.27541897675146093,0.2767932963321627,0.2777136632651561],"n_dims_used":45,"mean_confidence":0.9173999362521701},"coverage":{"mean_confidence":0.9173999362521701,"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}}