{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000873},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001234","489:4890000989","489:4890000932","489:4890001108","489:4890001226","489:4890001438","489:4890000990","489:4890001368","489:4890001365","489:4890001115","489:4890001048","489:4890001052","489:4890001233","489:4890001106","489:4890001239","489:4890001424","489:4890001231","489:4890001172","489:4890001426","489:4890001112","489:4890001291","489:4890001111","489:4890000933","489:4890001354","489:4890000814"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8904820366003062,0.7284778273475035,0.6971805166038356,0.6524181574203227,0.6492775927964288,0.5934841567458313,0.585834443956778,0.5836895049872799,0.5799415087316971,0.5782590023017035,0.5513057545307244,0.5411851053719184,0.5377959074721659,0.5340977816940827,0.5279971936165805,0.5205315832085757,0.5037568607358862,0.5027970586530871,0.49242109873287054,0.49114461339710946,0.4509735620815767,0.4467581552597344,0.44591158082301696,0.4376324339866284,0.4266792366228307],"twin_dists":[0.06255377378424111,0.10337847494975558,0.11031091414033012,0.12002954542131042,0.12070573276184177,0.13266852232214932,0.13430780932133557,0.13476768436793404,0.13557155093197473,0.135932548750671,0.14173177454231012,0.143919908359995,0.14465431180847568,0.14545668273313622,0.1467827999600852,0.14841019856197787,0.15208757698875128,0.15229893905659286,0.15459112888556267,0.15487407813632983,0.16390413065650206,0.16486775801959003,0.16506169519477398,0.1669658562050506,0.1695071288936896],"n_dims_used":45,"mean_confidence":0.9146655612521701},"coverage":{"mean_confidence":0.9146655612521701,"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}}