{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003288},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002811","493:4930003111","493:4930002611","493:4930001489","496:4960000450","493:4930002137","493:4930001945","496:4960005350","493:4930003293","481:4810001801","481:4810001971","493:4930003289","488:4880004639","470:4700005955","493:4930002945","487:4870012162","488:4880001300","488:4880000836","488:4880001222","487:4870012050","493:4930003811","493:4930001971","493:4930003464","493:4930003618","481:4810000382"],"twin_admin_codes":[493,493,493,493,496,493,493,496,493,481,481,493,488,470,493,487,488,488,488,487,493,493,493,493,481],"twin_sims":[0.5529771572430533,0.4167178731844668,0.36534648942752496,0.2831399348506551,0.2674447307073943,0.2540524318972192,0.22108428846246483,0.21749016407851324,0.20636309484344392,0.18452110988516285,0.18219366070592952,0.18199330094430477,0.1818807305703069,0.1759999611248253,0.1712606668856918,0.17081950583681346,0.17060716063040007,0.1651184862429562,0.15808656525046633,0.15583022922851578,0.15290659925670758,0.14828836047532915,0.14717267138197682,0.14326735167515411,0.1413311415406219],"twin_dists":[0.14137105925402707,0.17184174822889903,0.1843036663134984,0.20631771565489154,0.21092851054498576,0.21499736669225217,0.22563884164298142,0.22686077904859547,0.23073240328829975,0.2387707326035808,0.2396657696513388,0.23974319580564213,0.2397867234369842,0.24208768202727118,0.24398217972529113,0.24416043010489114,0.24424634551805952,0.24649424737181627,0.24945454399644332,0.25042469489155267,0.2516971589056918,0.25374407357309153,0.2542456046364977,0.2560236163459268,0.25691849864663735],"n_dims_used":45,"mean_confidence":0.9266732109917535},"coverage":{"mean_confidence":0.9266732109917535,"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}}