{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002506},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001613","490:4900001196","490:4900004874","490:4900002952","490:4900002049","496:4960011475","490:4900004187","490:4900002200","490:4900001325","490:4900001748","496:4960011916","490:4900001728","490:4900002352","496:4960011828","490:4900004599","490:4900002512","490:4900001612","490:4900002029","496:4960004518","490:4900001353","490:4900002493","490:4900001885","490:4900004871","490:4900007272","487:4870004984"],"twin_admin_codes":[490,490,490,490,490,496,490,490,490,490,496,490,490,496,490,490,490,490,496,490,490,490,490,490,487],"twin_sims":[0.7183785760778381,0.5992571921293968,0.5737587921904664,0.5509632280918827,0.5369045476116805,0.5278852286105743,0.5194218192921025,0.5001173145836242,0.4944204468001095,0.4800523407947813,0.4771588165495472,0.470647179913784,0.47022833398055874,0.45775937454033605,0.4520249783264853,0.44923261956888433,0.43018761739259154,0.42400297007317955,0.42256784730215574,0.404647185891435,0.3978325556834848,0.38203039790894294,0.3725464480145294,0.35953045701507313,0.3565940851722961],"twin_dists":[0.10563173328331084,0.13143200629848123,0.13689857645653072,0.1418057186742198,0.1448476074120731,0.14680716870827729,0.14865256715847214,0.15288964303880137,0.15414838043439197,0.15734229951813108,0.1579890863664749,0.1594493313963752,0.1595434876006615,0.16235990009804827,0.16366430620159586,0.16430169221361543,0.16869029604886673,0.17013209044460956,0.17046789704938972,0.17470312631250695,0.176335319859021,0.18017061220936842,0.18250887509543662,0.1857665016955136,0.186509636173641],"n_dims_used":45,"mean_confidence":0.915116712782118},"coverage":{"mean_confidence":0.915116712782118,"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}}