{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010698},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011995","490:4900004652","490:4900010361","490:4900011044","490:4900012073","490:4900012956","490:4900008505","490:4900009789","490:4900011667","490:4900010519","490:4900007974","490:4900009586","490:4900010446","490:4900009694","490:4900007966","490:4900010180","490:4900012140","490:4900012475","490:4900011672","490:4900011681","490:4900008608","490:4900010186","490:4900005610","490:4900010783","490:4900008859"],"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":[0.36872263299344676,0.11698795177787713,0.08456040219906259,0.08103595268223887,0.054583242187698305,0.050818096654304624,0.04827687150167917,0.04161727222597917,0.040472195864215355,0.040074951704689825,0.032560964726513236,0.028941561248812253,0.024079530368104975,0.02255718474983581,0.017167399143827058,0.016898402629036226,0.015493734845918483,0.014459446455199514,0.01374353244843564,0.012851145145896255,0.01227134180574952,0.011780212265878928,0.01063826501792301,0.010140828789837367,0.009962457898054168],"twin_dists":[0.18345989257959378,0.2690430379822464,0.2886773714153977,0.29115429077193467,0.3132118343209029,0.3170375765624674,0.31975524391530075,0.3274918532996248,0.3289256998504525,0.3294311254301105,0.33989625284065983,0.3456943963452143,0.35455464635173417,0.3576481004205615,0.3703014347982463,0.37102011903799054,0.37494472255194994,0.37803995263671014,0.3802988867725105,0.3832649748776182,0.3852913841903001,0.3870753946027473,0.39149340422568496,0.3935512230202368,0.3943110691975144],"n_dims_used":45,"mean_confidence":0.912927754720052},"coverage":{"mean_confidence":0.912927754720052,"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}}