{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000988},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009210","490:4900009313","490:4900009311","497:4970000883","497:4970000591","490:4900009415","497:4970000526","497:4970001324","490:4900009209","490:4900006830","497:4970002582","490:4900007197","497:4970000663","497:4970000659","490:4900009104","497:4970000529","490:4900007078","490:4900008248","490:4900008798","490:4900007083","490:4900009207","490:4900005586","497:4970000409","490:4900009148","491:4910005772"],"twin_admin_codes":[490,490,490,497,497,490,497,497,490,490,497,490,497,497,490,497,490,490,490,490,490,490,497,490,491],"twin_sims":[0.005072908028950221,0.004367025862128528,0.001519683266317644,0.0003029401570515018,0.0001434856724072476,0.00012022514622478675,0.0001141544227627456,0.00011273521705486811,0.00006910167149782474,0.00005394951724234858,0.000051544983477882994,0.000031075251479366705,0.000030056581692314174,0.00002834894239124418,0.00002279752143480436,0.000019042631521382085,0.000015628727107410204,0.000014151281081346453,0.000011712001476978368,0.0000059397746320525065,0.000005646054467962227,0.000005169160077479565,0.0000025339269782325248,0.000002492786546567391,0.0000020378170950617365],"twin_dists":[0.4221956129727564,0.42813979492240684,0.46788186108885876,0.5227984612695454,0.5463773643095151,0.5518105270725504,0.5533920796311117,0.5537732608981575,0.5684863600826643,0.5757839125179599,0.5771180223948293,0.5917232958687267,0.5926726253951601,0.5943349667132846,0.6004882484941013,0.6055224487118644,0.6110011435917893,0.6137364635800554,0.618914180705766,0.6371489165833252,0.6384900735503201,0.6408171016818468,0.6593158722531891,0.6597345122369339,0.66486684667182],"n_dims_used":45,"mean_confidence":0.8757557339138455},"coverage":{"mean_confidence":0.8757557339138455,"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}}