{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000325},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000439","497:4970000778","497:4970000268","497:4970000777","497:4970000271","497:4970000214","497:4970000438","497:4970000269","497:4970001844","497:4970000565","497:4970000212","497:4970000215","490:4900012507","490:4900012436","497:4970000437","497:4970000908","490:4900012225","497:4970001760","497:4970000263","490:4900012226","497:4970000380","497:4970000633","490:4900012435","490:4900012292","490:4900012584"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,490,490,497,497,490,497,497,490,497,497,490,490,490],"twin_sims":[0.3573968864654167,0.33239190247187206,0.29016941615464587,0.23827118654885218,0.19693516906185982,0.17080443464786554,0.16575023612918585,0.14725961330717036,0.13678696160785087,0.13146655365284296,0.12374034254700983,0.12086518187874605,0.10939540425372228,0.09492170425641301,0.09107057285122055,0.0873830023440304,0.0832689602823827,0.07905215545604732,0.07383518893901073,0.07179785037953497,0.062379650884905324,0.0552708091804009,0.05392537621781978,0.0522492760596748,0.051080324859759135],"twin_dists":[0.1863061528076463,0.19276109286807,0.20430295763752698,0.21997117731549196,0.23412596664646676,0.2441665254205701,0.24623279579208582,0.2542064212888064,0.25905520591084596,0.26162555800413506,0.26550169495043346,0.26699108969093666,0.273217548734661,0.281842772677857,0.28431068101755147,0.2867524270176966,0.2895752251585406,0.29258663689693054,0.29649636315998845,0.29808391825807246,0.30593733104666077,0.31253697653399615,0.31386416231417313,0.31555648003296877,0.31676362894494636],"n_dims_used":44,"mean_confidence":0.8887113224376332},"coverage":{"mean_confidence":0.8887113224376332,"n_dims_used":44,"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}}