{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930005818},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930004655","493:4930004242","493:4930005565","493:4930005104","487:4870005431","487:4870004986","493:4930005886","493:4930004513","487:4870006290","487:4870004262","487:4870005134","493:4930004093","487:4870005997","487:4870004981","487:4870006591","487:4870005413","494:4940006953","487:4870006289","493:4930005534","493:4930001730","487:4870003550","493:4930004834","493:4930005734","494:4940008006","496:4960000071"],"twin_admin_codes":[493,493,493,493,487,487,493,493,487,487,487,493,487,487,487,487,494,487,493,493,487,493,493,494,496],"twin_sims":[0.3934388268846198,0.21735304519262094,0.21098243408200607,0.21051872098544303,0.21013657985670092,0.202074962820641,0.20101411749827053,0.19839098278226505,0.19313698191787068,0.1905864151343805,0.17866133753403368,0.174788693140692,0.16302943400131706,0.1625785038165588,0.15908717713639708,0.1589245823685138,0.15065939683864696,0.14754824836680241,0.14736916035743594,0.144474667939907,0.14396398631343083,0.1389964138941875,0.13788800850735136,0.13196831118872474,0.13006407136016426],"twin_dists":[0.17739444755831274,0.22690766448806918,0.22910834332486002,0.22927027585419527,0.22940390491780951,0.23226239639383797,0.2326443352860424,0.23359474800687677,0.23552483792438605,0.23647498462181715,0.24103971728776047,0.24256837797623657,0.24736399027364736,0.24755278510929166,0.24902754387555256,0.2490967960389174,0.2526874044598841,0.25407646049346994,0.2541570745023484,0.2554701545513401,0.2557038424138286,0.25800979174563005,0.2585326742093588,0.2613798480886376,0.2623161216851203],"n_dims_used":45,"mean_confidence":0.9202845255533855},"coverage":{"mean_confidence":0.9202845255533855,"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}}