{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004293},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001488","480:4800003479","466:4660005567","470:4700007500","485:4850003265","485:4850003176","485:4850001520","466:4660012684","466:4660002390","488:4880003171","493:4930000834","466:4660014055","470:4700007641","493:4930000557","478:4780003494","472:4720000575","478:4780008428","485:4850006093","472:4720001196","485:4850002170","470:4700001007","481:4810001389","480:4800005448","469:4690002544","496:4960008952"],"twin_admin_codes":[490,480,466,470,485,485,485,466,466,488,493,466,470,493,478,472,478,485,472,485,470,481,480,469,496],"twin_sims":[0.0974237556497915,0.07406220543467545,0.056064512343892065,0.051858248425785354,0.04534438925748299,0.03850953618666114,0.03850231601220733,0.03475338970016408,0.03185760048182345,0.03182907526649977,0.031816522708012114,0.028799625294257548,0.027873626834148,0.027847709383090134,0.027191634018365756,0.026789146505678058,0.02678191149608259,0.026640444986545265,0.02649420723641974,0.025699785750028153,0.02478666861614378,0.02383713428318974,0.02260085868810643,0.02250475619418451,0.022043917852043484],"twin_dists":[0.2802813724896515,0.2963216669378102,0.31176652661701104,0.31595776408982357,0.32304402757194667,0.33146500267657525,0.3314745443353212,0.3366470052486764,0.3409782524648236,0.34102256260966973,0.34104207210520554,0.34593419256929436,0.34752404989065067,0.3475691975677271,0.3487242891206906,0.34944484611339727,0.34945788377898407,0.3497134219014194,0.3499788111846449,0.3514429842931261,0.35317500444003,0.35503564376939445,0.35755686477757376,0.3577578273799264,0.3587319799542899],"n_dims_used":43,"mean_confidence":0.922401694364326},"coverage":{"mean_confidence":0.922401694364326,"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}}