{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004353},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004492","490:4900004362","490:4900001505","490:4900003802","490:4900004500","490:4900003250","490:4900003664","490:4900001372","490:4900003933","490:4900003795","490:4900004486","490:4900003934","490:4900003251","490:4900003523","490:4900003395","490:4900003263","490:4900002989","490:4900002685","490:4900002992","491:4910001273","490:4900004089","490:4900003383","490:4900003388","490:4900005708","490:4900002836"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490],"twin_sims":[0.2880730139976992,0.18889600934152254,0.13203822231147275,0.09723457038721893,0.09544232576895892,0.09061929882945767,0.03913632402987946,0.03880037304090872,0.03795564742810897,0.03736002805458085,0.03043893521966476,0.029098441033471267,0.026141827552113507,0.022430215357388424,0.02163875700794188,0.021445726109740087,0.021154768296671837,0.02099756602025733,0.020345785676336853,0.01827323018020993,0.015261684700657564,0.01514887648298708,0.014755906258684365,0.013960902205934508,0.013269801001222613],"twin_dists":[0.20490072842969287,0.2371096024991347,0.2613456685972964,0.28039832439677004,0.28151523481275176,0.2846052385312855,0.3306423984557723,0.33108190689040473,0.33220142042862855,0.33300355030363826,0.34322427515568404,0.34543052529157176,0.3506235299105093,0.35791421552284314,0.3596031667110053,0.3600232248960634,0.36066264136236953,0.36101130436926837,0.362481601017963,0.3674469497887831,0.37562296700205133,0.37595597247927315,0.3771333214344661,0.3796022452881939,0.3818515081718764],"n_dims_used":45,"mean_confidence":0.9191163804796006},"coverage":{"mean_confidence":0.9191163804796006,"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}}