{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002965},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002230","470:4700007375","489:4890003417","470:4700007279","489:4890002736","479:4790000170","470:4700008689","489:4890003376","470:4700007925","489:4890002248","489:4890003292","489:4890002410","489:4890002332","489:4890003303","489:4890002149","469:4690000266","469:4690000774","489:4890001902","470:4700006266","489:4890001731","479:4790001712","469:4690002050","470:4700007556","499:4990002205","499:4990001188"],"twin_admin_codes":[489,470,489,470,489,479,470,489,470,489,489,489,489,489,489,469,469,489,470,489,479,469,470,499,499],"twin_sims":[0.49148381720222634,0.4889368218707743,0.46314195375430195,0.3840135996264439,0.3673708494132476,0.3392258742971114,0.3317235048946526,0.33027798438520345,0.32856322430508783,0.32040600183511997,0.3195434182566676,0.3184488304673936,0.3161572985002945,0.3153017311348911,0.29026248414136474,0.283950716243557,0.27786924929420437,0.2769674481515316,0.26855613868928,0.2614822930206971,0.2587568325760733,0.2566893344264943,0.24902909293797934,0.24841547292282987,0.24681899439775684],"twin_dists":[0.15479886809544832,0.15536398017178818,0.16114086940158348,0.1796852194599888,0.18379726695640208,0.19097195225513527,0.19293714913218,0.19331856499231093,0.1937722124164743,0.19594839529685712,0.1961803135031123,0.1964751163675022,0.19709414403237008,0.19732591444229164,0.20427647993935674,0.2060838109266817,0.20784825039013186,0.20811188471770364,0.21059662155138606,0.21272384164980998,0.213553036797987,0.21418573006777192,0.21655849720061615,0.21675056959636166,0.21725172149933109],"n_dims_used":45,"mean_confidence":0.9144621107313368},"coverage":{"mean_confidence":0.9144621107313368,"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}}