{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005243},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005246","490:4900004694","490:4900005379","490:4900005245","490:4900005639","490:4900004695","490:4900005377","490:4900005624","490:4900005510","490:4900001668","490:4900004810","490:4900004558","490:4900004827","490:4900005109","490:4900004822","490:4900004557","490:4900005504","490:4900012785","490:4900001671","490:4900001544","490:4900005368","490:4900001540","490:4900001674","490:4900005635","490:4900002594"],"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":[0.7033516654169234,0.6051453211261268,0.5757572335915343,0.565890234249912,0.5612160395874674,0.5505338798196195,0.5449226460139825,0.5420022258645475,0.4977944230311962,0.4937603034701836,0.4762910302744112,0.45804074549689355,0.45660798562768673,0.4446147260269019,0.4229287581643348,0.415072661682979,0.4138482440154848,0.40656599167159396,0.39151943086184243,0.3907502580095945,0.3899261847757573,0.3678847223934114,0.36784340901105883,0.3630786763095172,0.35566691067404493],"twin_dists":[0.10895506249284337,0.13017112597693142,0.13646949799439456,0.1385895457807399,0.1395953617737315,0.14189841625463603,0.14311101042371868,0.14374297632805097,0.15340239763308725,0.15429450890380747,0.15818330852587864,0.16229604980399992,0.16262132741554822,0.1653590570612762,0.1703834020823153,0.17222960153841432,0.1725186844222694,0.17424578264515558,0.1778588435548726,0.17804524200413685,0.17824513541815848,0.18366894298178177,0.1836792564125806,0.18487264707188686,0.18674493789578467],"n_dims_used":45,"mean_confidence":0.9208372328016493},"coverage":{"mean_confidence":0.9208372328016493,"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}}