{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000720},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001765","499:4990003420","477:4770000669","487:4870007676","478:4780001347","478:4780005375","499:4990000765","499:4990001954","488:4880001023","488:4880000094","480:4800005530","466:4660003929","479:4790001102","499:4990001182","470:4700001309","479:4790000353","479:4790000475","466:4660010937","498:4980001558","499:4990001178","467:4670001071","500:5000005526","478:4780005944","499:4990001487","472:4720004885"],"twin_admin_codes":[477,499,477,487,478,478,499,499,488,488,480,466,479,499,470,479,479,466,498,499,467,500,478,499,472],"twin_sims":[0.26611443073028435,0.15689779767599757,0.15495004963360834,0.14042736873122993,0.12008819859362413,0.10671004842163183,0.10609798894836973,0.10273946112717884,0.096435458900066,0.08667768001941151,0.08366476226897424,0.08313467028192609,0.08037016298433454,0.07784217298150219,0.07536634614122058,0.07381995971049529,0.0683585397232747,0.06769183025378298,0.0676086831756854,0.0653664869717115,0.06369260211929789,0.06351728770691949,0.06258276484262328,0.061434519771049065,0.06055006821420143],"twin_dists":[0.2113268931523944,0.2499644060426289,0.2508059266686028,0.25733933232493056,0.26739821685711473,0.2747476254170541,0.2751005417005876,0.27706578254089,0.28089430622303535,0.2872287476133674,0.28929887592181025,0.28966922492495095,0.2916318398641098,0.29347449836223394,0.2953263849697901,0.296508098050251,0.30084879228299743,0.30139779400866196,0.3014665698121596,0.3033477476034802,0.30478677599475607,0.30493927603233933,0.3057580504780667,0.30677791122060544,0.30757419346279863],"n_dims_used":44,"mean_confidence":0.920096137306907},"coverage":{"mean_confidence":0.920096137306907,"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}}