{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000855},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960000641","496:4960009702","477:4770004032","496:4960003378","470:4700008112","498:4980000804","485:4850001501","496:4960006183","487:4870005282","496:4960005610","500:5000010624","466:4660011710","496:4960005445","466:4660005330","472:4720003064","480:4800004945","472:4720003016","466:4660005170","472:4720003740","466:4660001051","466:4660014123","496:4960004850","466:4660011078","493:4930001876","493:4930006041"],"twin_admin_codes":[496,496,477,496,470,498,485,496,487,496,500,466,496,466,472,480,472,466,472,466,466,496,466,493,493],"twin_sims":[0.03810661082266687,0.03084959221108228,0.030399854549378394,0.021138421942587922,0.019652428443526767,0.019547938901742515,0.013514202944904491,0.012213215605443018,0.011820671150108597,0.011283476293429356,0.011142999484516008,0.009624893345933297,0.00907230674214325,0.008667922764740685,0.008610179254809173,0.008043582785822234,0.007818744502474159,0.007673384006115707,0.007629430562422722,0.007421756273556606,0.007409656096254641,0.007260946407164769,0.0068507515567830775,0.006728119884547173,0.006524295135477608],"twin_dists":[0.3319998109182141,0.3425650656112867,0.3432874059494129,0.36069879110771974,0.36409146189607083,0.36433835200273185,0.38104448954956743,0.3854991871754727,0.38692595970506544,0.38894821771232235,0.3894911331408868,0.3957828836749938,0.3982947411689707,0.4002210862892857,0.400502686984446,0.4033593258219513,0.4045431336167304,0.40532483613734355,0.4055638203675106,0.40670997914995843,0.406777644456538,0.40761744997740823,0.4100167355087533,0.4107591285422562,0.4120204341425047],"n_dims_used":45,"mean_confidence":0.9024395412868924},"coverage":{"mean_confidence":0.9024395412868924,"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}}