{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000086},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000634","500:5000000530","500:5000000482","500:5000000312","500:5000000539","500:5000000152","500:5000000473","500:5000000117","500:5000000183","500:5000000633","500:5000000635","500:5000000639","500:5000000576","500:5000000182","500:5000000417","500:5000000593","500:5000000153","500:5000000536","500:5000000480","500:5000000149","485:4850007221","500:5000000478","500:5000000693","500:5000000112","500:5000000479"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,485,500,500,500,500],"twin_sims":[0.9134288405044805,0.8180901243892057,0.8017761894385834,0.7968582510281498,0.7960392084016502,0.7811208261919775,0.7775484401578155,0.7774148905539637,0.7650489759170438,0.7623534122734713,0.7374663205217216,0.7166993075480648,0.6493407626518701,0.6303297995935293,0.6276598110700846,0.6160099243233195,0.6130111095980567,0.5862960485905642,0.5719492530076233,0.5672959847598132,0.5429214136563403,0.5423394808181241,0.5239417989606568,0.5179978266100062,0.4918537792636412],"twin_dists":[0.05526912650493222,0.08230042289019632,0.08633005908163147,0.08752393256870343,0.08772189315213946,0.09128715651076788,0.09213024337377268,0.09216168636244587,0.09505098867003783,0.09567528923206255,0.10135784069327221,0.10600477891931015,0.12069213702980082,0.12477580842277118,0.1253483210709517,0.12784455648189777,0.12848679616317635,0.1342088559359719,0.13728722506049895,0.13828725262991926,0.14354400205742443,0.14366996444419197,0.1476661693934721,0.1489637420301458,0.15471685569303137],"n_dims_used":44,"mean_confidence":0.916239391673695},"coverage":{"mean_confidence":0.916239391673695,"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}}