{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700006704},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000683","489:4890004656","496:4960001220","489:4890004528","470:4700006148","479:4790002903","479:4790002824","470:4700004653","470:4700007043","489:4890004980","470:4700006569","489:4890004272","489:4890003924","489:4890004278","470:4700006156","489:4890004386","496:4960005024","489:4890004383","489:4890004609","470:4700006567","470:4700006432","489:4890004329","472:4720005592","489:4890001280","489:4890004050"],"twin_admin_codes":[489,489,496,489,470,479,479,470,470,489,470,489,489,489,470,489,496,489,489,470,470,489,472,489,489],"twin_sims":[0.741586166748736,0.740105638294275,0.7297227497693559,0.7295957024955622,0.7189101626505204,0.7084090290471549,0.708250887678236,0.6990146623235496,0.6966303984087834,0.6897749442072255,0.6881335672877494,0.687400220030712,0.6855895085068452,0.6823581153849598,0.6817882402387524,0.6810137676850876,0.6767789478725074,0.6731620131755237,0.6727348069106854,0.6725234498841376,0.6680817968323289,0.6667581574235573,0.6642701640557697,0.6589290930749949,0.6578180942109303],"twin_dists":[0.10042647805087743,0.10076157041369806,0.10309950394167688,0.10312798633008378,0.10551354993256683,0.10784019601675722,0.10787511057975115,0.10990843798531441,0.11043154931835043,0.11193190360869179,0.11229034415161021,0.11245039733805495,0.11284534262249273,0.11354932635249006,0.1136733700630999,0.11384189743631022,0.11476240245093847,0.11554731694563199,0.1156399507779972,0.1156857749659909,0.11664792054644103,0.11693434391829233,0.1174723659647902,0.11862587339162126,0.11886557504298008],"n_dims_used":43,"mean_confidence":0.9144510668377543},"coverage":{"mean_confidence":0.9144510668377543,"n_dims_used":43,"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}}