{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001223},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000924","489:4890000917","489:4890001177","489:4890001284","489:4890000993","489:4890000918","469:4690008463","478:4780003772","489:4890001100","469:4690008673","489:4890000992","481:4810005769","489:4890000860","481:4810004416","469:4690008524","489:4890000875","485:4850001755","489:4890001037","478:4780002005","478:4780000809","489:4890001036","489:4890001283","466:4660010294","481:4810005907","469:4690006655"],"twin_admin_codes":[489,489,489,489,489,489,469,478,489,469,489,481,489,481,469,489,485,489,478,478,489,489,466,481,469],"twin_sims":[0.575987090066235,0.47713531645820956,0.4528527533213556,0.3009887453069252,0.21006862300806223,0.19231142123798717,0.13554425476962,0.13374083192980654,0.13080173288241295,0.09551020373302883,0.08660923101885903,0.08462259683476313,0.08288013761649633,0.07376824618558815,0.07243740823766343,0.05829181325938597,0.055471415663135674,0.05344248767416946,0.05333227713033744,0.04461720057677758,0.04083706841149058,0.03751851493351157,0.033376888453568246,0.032197892709226454,0.03156152415551769],"twin_dists":[0.13642015547952682,0.15799434448861321,0.1634756389031247,0.20125789099677294,0.2294276857025402,0.23583141651458558,0.2596487628538166,0.2605174378289851,0.2619522106770191,0.28147263457170624,0.28727513672843097,0.28863440852486094,0.2898477250723723,0.29654796054198607,0.29758167233685,0.3096515897799975,0.3123413875503849,0.31434719599787925,0.31445794664560245,0.3238870693624246,0.32846513784326153,0.3327890611731799,0.3386658281888651,0.3404522523388679,0.3414398290326733],"n_dims_used":45,"mean_confidence":0.9146597968207465},"coverage":{"mean_confidence":0.9146597968207465,"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}}