{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007410},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700007780","470:4700008626","466:4660008018","470:4700008844","470:4700008840","466:4660006116","499:4990001553","493:4930000873","470:4700007677","499:4990001927","485:4850002578","466:4660008006","489:4890003348","466:4660000693","466:4660008316","493:4930001596","493:4930003298","479:4790002047","472:4720001588","466:4660008166","493:4930000671","489:4890002062","493:4930000968","470:4700007841","470:4700008800"],"twin_admin_codes":[470,470,466,470,470,466,499,493,470,499,485,466,489,466,466,493,493,479,472,466,493,489,493,470,470],"twin_sims":[0.3786155970531583,0.3663624091853889,0.35331077371109654,0.33577120208838784,0.3094651548672151,0.3081169677388285,0.3025729933644784,0.2959359781805835,0.2938856226062304,0.28987531382120135,0.27702293524102845,0.27190529974655314,0.2661268322077845,0.26350303671826164,0.2621537219216256,0.25842167429869717,0.2538156763640213,0.25214832011435273,0.2469915302019558,0.24221736620711154,0.24129251311218172,0.2390494483405616,0.23805450051858199,0.23769977087481936,0.2330705899389623],"twin_dists":[0.18100924122123146,0.18404935551843762,0.187344317574552,0.19187392301288259,0.19891665498139255,0.19928653349264883,0.20081743478336325,0.20267180173580102,0.20324959968161485,0.20438666257917107,0.2080956484027318,0.2096016049020144,0.21132317359186512,0.21211254475791091,0.21252039993763483,0.21365538434094153,0.21507050079123508,0.21558678191569644,0.21719746052247998,0.21870800023832687,0.2190028415342084,0.21972098449408517,0.2200409314567011,0.22015521305779487,0.22165689897408614],"n_dims_used":43,"mean_confidence":0.9123489025027253},"coverage":{"mean_confidence":0.9123489025027253,"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}}