{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008155},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009044","490:4900008154","490:4900007937","490:4900006849","490:4900007949","490:4900006727","490:4900006371","490:4900009047","490:4900009045","490:4900008495","490:4900006730","490:4900009986","490:4900005866","490:4900009043","490:4900008271","490:4900008824","490:4900008825","490:4900008484","490:4900007947","490:4900009581","490:4900006970","490:4900007715","490:4900009666","490:4900009151","490:4900004929"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5178291657033801,0.4501429090273948,0.238182215959219,0.20770475380635406,0.15722094875901632,0.11225040617912638,0.10823808157475076,0.10708720785733661,0.1013016268152947,0.09768881500667839,0.09435033295421152,0.08080851002968062,0.07600302061378361,0.0724618578495426,0.07142030573750716,0.06902725727428372,0.05880489321983986,0.05578348511613453,0.05078912567080965,0.04994566624364819,0.048381624955848725,0.047888933512943876,0.04648713269914073,0.04529740482636503,0.04307401088733075],"twin_dists":[0.1490006118132204,0.16409374688816303,0.21999981313935926,0.23025817464602566,0.24982552847818276,0.27162236884941027,0.27387336324623157,0.27453093568352915,0.27792246977387025,0.280117815788606,0.2822038713988883,0.2913170731755774,0.29484553327966223,0.29756254338146165,0.29838210835117945,0.30030249603788994,0.3091738596094025,0.3120382831947985,0.3170679144153562,0.3179575484643593,0.31964088601640944,0.32018056338747314,0.321741846004985,0.32309815346923076,0.32571503631852183],"n_dims_used":45,"mean_confidence":0.9321953667534723},"coverage":{"mean_confidence":0.9321953667534723,"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}}