{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002988},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003957","487:4870002861","487:4870003801","487:4870003634","487:4870002082","487:4870003253","487:4870001830","487:4870002096","487:4870002852","487:4870003244","487:4870001551","487:4870002247","487:4870002081","487:4870003084","487:4870001739","487:4870003383","496:4960006899","487:4870002536","487:4870003236","487:4870003103","487:4870003959","487:4870002990","494:4940004824","487:4870002429","487:4870004374"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,496,487,487,487,487,487,494,487,487],"twin_sims":[0.2902102098453771,0.2693856593734439,0.25140285907825716,0.18977567567117187,0.16670632622415,0.16465723206923713,0.16111852528569867,0.15878370196898445,0.1535045931989334,0.15239545956291792,0.15022509591619118,0.14914140375068957,0.13412614379451437,0.132949827702016,0.13143368969641014,0.12353325289422559,0.12338456681408463,0.12249538934609305,0.12062666640554541,0.1196665977620104,0.11275679288240312,0.11053177435385345,0.10465747622193698,0.10121163689860037,0.09800549194184756],"twin_dists":[0.2042913512728603,0.2103494642289404,0.21581831020617415,0.2367788619335993,0.24583847945021065,0.24668559552847585,0.24816666361392678,0.2491568413735432,0.251435450345228,0.25192145215052053,0.2528800326472128,0.2533624841885696,0.2603311048455862,0.26090122758858747,0.2616416760728511,0.2656080857669813,0.2656845558943823,0.2661433351676934,0.2671158549528887,0.26761997201963456,0.27134271397404386,0.2725788121257156,0.27593743707692864,0.2779764024904449,0.2799228642217568],"n_dims_used":43,"mean_confidence":0.9038215459779252},"coverage":{"mean_confidence":0.9038215459779252,"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}}