{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010793},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010706","490:4900010447","490:4900010959","490:4900012059","490:4900011732","490:4900010622","490:4900010610","490:4900010535","490:4900010710","490:4900012126","490:4900010777","490:4900010176","490:4900010877","490:4900010524","490:4900010352","490:4900010178","490:4900011120","490:4900010691","490:4900010872","490:4900009778","490:4900010874","490:4900012057","490:4900009677","490:4900010952","490:4900012125"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.502268699251034,0.4326179059399999,0.4208559212778573,0.3581424827622053,0.35484444433333456,0.34861353704636305,0.3429962258407258,0.33868152618183667,0.31589542078551963,0.29550703936546957,0.28229069126455053,0.27054229596153184,0.2641734990023181,0.24487267676408822,0.24088672175204823,0.23978634542033445,0.22735271319418443,0.226565265446933,0.20584235362511816,0.20025766875345816,0.19792329347693002,0.1977154168751045,0.19216129375883156,0.1916711827685931,0.1744369265045884],"twin_dists":[0.1524153382264903,0.16812606032118704,0.17086909995989064,0.18611737934828515,0.18695393160029486,0.18854549116045835,0.18999317709066138,0.19111374478291246,0.19716504809486976,0.20279248237275987,0.20656315048854051,0.21000562680176585,0.21191037082532924,0.2178655181677455,0.21913243820755238,0.21948457744418237,0.22353905790631146,0.2238007044348356,0.23091703395207425,0.23291752961521509,0.2337651105831349,0.2338409219713809,0.23588726601549875,0.23606980605682912,0.2427084227317569],"n_dims_used":45,"mean_confidence":0.9193022833930121},"coverage":{"mean_confidence":0.9193022833930121,"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}}