{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001357},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001365","497:4970001189","497:4970001095","497:4970001096","497:4970001188","497:4970001524","497:4970001187","497:4970000773","497:4970000917","497:4970000848","497:4970000927","497:4970001513","497:4970001835","497:4970001090","497:4970000926","497:4970001924","497:4970001275","497:4970000618","497:4970001190","497:4970001750","497:4970001654","497:4970000925","497:4970001522","497:4970001832","497:4970000376"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.21209525448422992,0.1900400818173779,0.18490231856635703,0.14524073687379313,0.12854509385698407,0.12283254003727039,0.12192856992212328,0.10636562104827937,0.07768409817692846,0.07471830306709881,0.04376732814042485,0.04323446412950258,0.03797918522832929,0.03722191056771396,0.034852514710388825,0.030091043673339153,0.03000088865886848,0.029491547280412082,0.026779953706022316,0.023695590632782284,0.023586163486309195,0.023528828075142595,0.021541245097148463,0.020754276279595366,0.019075453680993407],"twin_dists":[0.2287207196600776,0.236679659029853,0.23862489559487027,0.2551207473219147,0.26307041657676605,0.26596908162163224,0.26643711649602914,0.2749460297423617,0.2935913083399761,0.29581919953114094,0.32488708093335905,0.3255224329591231,0.3321699413779984,0.3331911024493874,0.33650426959479196,0.3437887191640715,0.34393590538421925,0.3447746481061546,0.3494614122867696,0.35531847785208837,0.35553814137343315,0.3556535890012266,0.3598149550557761,0.36155540947320786,0.36546934188918795],"n_dims_used":45,"mean_confidence":0.891521708170573},"coverage":{"mean_confidence":0.891521708170573,"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}}