{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002537},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002443","480:4800002116","480:4800002156","480:4800002404","480:4800002495","480:4800002002","480:4800002494","480:4800002051","480:4800001995","470:4700005509","480:4800001885","480:4800002105","480:4800002104","480:4800002295","480:4800002157","480:4800002219","480:4800002204","470:4700004710","480:4800002056","480:4800002115","470:4700005797","480:4800001715","480:4800002390","466:4660004626","466:4660004452"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,470,480,480,480,480,480,480,480,470,480,480,470,480,480,466,466],"twin_sims":[0.6621311850000331,0.5993974670186705,0.4754915814039428,0.46334514315341774,0.3325051586795351,0.33047787607932433,0.316733396442435,0.30070582498016335,0.2841263346922629,0.28312373910679006,0.2689783019032411,0.24250871760481021,0.22803892250756716,0.22722264960674332,0.21569302712879715,0.21245754173194636,0.20947039762875339,0.2048846386880533,0.20281827467869046,0.19702265620364776,0.1962098648324351,0.19517172748836506,0.1904795933567552,0.19035124241719098,0.18931201010861903],"twin_dists":[0.11793455582002939,0.13140196546040103,0.15836233793064142,0.1610949500711698,0.19273128029233333,0.1932657670285689,0.19693828088005694,0.20133669129259732,0.20603319932885383,0.20632239212801715,0.2104707782084069,0.21861526904143483,0.22331153913782856,0.22358223288975332,0.22747686461040711,0.22859482330153733,0.22963725435734803,0.2312574308077856,0.23199560039249614,0.23409396647620387,0.23439164102605062,0.23477309115148415,0.23651497130358143,0.23656303773564408,0.23695305883077772],"n_dims_used":43,"mean_confidence":0.9203161195267079},"coverage":{"mean_confidence":0.9203161195267079,"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}}