{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000826},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001332","497:4970001416","497:4970001904","497:4970001902","497:4970000250","497:4970000365","497:4970000825","497:4970000303","497:4970000296","497:4970001331","497:4970001068","497:4970001251","497:4970000148","497:4970001161","497:4970001901","497:4970001884","497:4970001812","491:4910005949","497:4970001333","497:4970000672","497:4970001334","497:4970000199","497:4970000421","497:4970000308","497:4970001728"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,491,497,497,497,497,497,497,497],"twin_sims":[0.6848287920264753,0.3633518215253547,0.3521095374611153,0.291316287030888,0.2670516027605762,0.20874799816498793,0.19231694286534243,0.11934193237835088,0.11610109303007887,0.11487668549758083,0.11008367910684534,0.10932915121984896,0.10758914374188527,0.10552196931007153,0.09897332379443236,0.09588173870909386,0.08834833436593437,0.08396191609300903,0.07900427917487331,0.07866524764507271,0.0764410626548301,0.07445989886127638,0.07390757885260048,0.07259019344667512,0.07223390757719732],"twin_dists":[0.11301116563244253,0.18480402162408133,0.18765069945398408,0.20397702665910636,0.21104611143726856,0.22989086665302394,0.23582936297204035,0.26779114812800053,0.2695196950895861,0.2701823897150927,0.27283007046288976,0.27325494666913935,0.2742434748618376,0.27543412534595335,0.2793300982368935,0.2812398802738046,0.2861054443186033,0.28909208816448184,0.29262155941289364,0.29286934755726307,0.2945165817696108,0.29601666949428423,0.2964406098040402,0.2974622214196312,0.2977410908934808],"n_dims_used":44,"mean_confidence":0.8940695849331942},"coverage":{"mean_confidence":0.8940695849331942,"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}}