{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001708},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001783","500:5000001385","500:5000001622","500:5000001711","500:5000004832","499:4990003338","500:5000002118","477:4770001073","485:4850006111","500:5000002533","500:5000001784","500:5000001999","477:4770001194","500:5000001337","500:5000005839","485:4850008497","477:4770000548","494:4940001214","500:5000002481","467:4670000203","500:5000001382","500:5000000673","500:5000001339","499:4990002934","485:4850001169"],"twin_admin_codes":[500,500,500,500,500,499,500,477,485,500,500,500,477,500,500,485,477,494,500,467,500,500,500,499,485],"twin_sims":[0.39375476981076096,0.24072722276243946,0.22087637834647583,0.21213877596356345,0.20315980233786765,0.19412242584241798,0.1831488107367078,0.18240952914787792,0.1615062367093785,0.15369785822632234,0.14301343091172516,0.13643473912652526,0.11484401178988679,0.11129379091892527,0.11098022291150501,0.10737455060071523,0.10205947721759111,0.0937173446739768,0.09140254853856036,0.0893969194620131,0.08744478162458152,0.0861477700521722,0.08429577003973307,0.08399776858368677,0.08381155078976207],"twin_dists":[0.1773181064903961,0.2191834158096751,0.22570916315322545,0.22870558806563793,0.23187324140246843,0.23516007702270192,0.2392974898467103,0.23958241766602612,0.24800324995032194,0.2513510289070784,0.2561404598851982,0.2592230271164182,0.2702001481494173,0.27215333207340503,0.27232814273552924,0.274366245651486,0.2774697541387231,0.2826059293053384,0.2840947289643537,0.285408992327705,0.2867108518047917,0.28758864072907625,0.2888604566345747,0.2890671781212919,0.28919665342362655],"n_dims_used":45,"mean_confidence":0.9223909166124132},"coverage":{"mean_confidence":0.9223909166124132,"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}}