{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004820},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004305","480:4800005165","480:4800004906","480:4800004392","480:4800004821","480:4800004299","480:4800004474","480:4800004822","480:4800004561","480:4800004740","480:4800004481","480:4800004818","480:4800004819","480:4800004304","480:4800004570","480:4800004730","480:4800005584","480:4800004734","480:4800005166","480:4800004391","480:4800004986","480:4800005334","480:4800005583","480:4800004731","480:4800004387"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8080309304682749,0.7937881770768643,0.7890161292080833,0.7809389287218121,0.766572989339445,0.7475984269128239,0.7198461454134245,0.7043587014073832,0.6788615037798862,0.6769473488052489,0.6744567301295343,0.642142973716983,0.6416910391635607,0.6360578050107506,0.6249446261972504,0.6229775079521904,0.5941531496978678,0.5937854775052605,0.5773114153419937,0.5744260386812066,0.569840553231173,0.5686785373617846,0.5639034361031358,0.5622326581134782,0.5547048649533115],"twin_dists":[0.08479818287981811,0.08826471823795319,0.08940960333434578,0.09133017891727184,0.09469718084167292,0.09906100344956476,0.10530535085053,0.10873334286404496,0.11430993480734576,0.11472582942506336,0.11526648025691823,0.12224001722931975,0.12233712601055426,0.12354686741860857,0.1259303414768997,0.12635190626666204,0.1325252104450988,0.13260397248305103,0.13613590253390603,0.13675529808908052,0.13774029017451717,0.13799003416380207,0.13901694440992673,0.13937650894622625,0.14099837115713212],"n_dims_used":42,"mean_confidence":0.9178176153273809},"coverage":{"mean_confidence":0.9178176153273809,"n_dims_used":42,"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}}