{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007654},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006549","490:4900006080","490:4900007658","490:4900006202","490:4900004879","490:4900006806","490:4900005828","490:4900007407","490:4900005697","490:4900005696","490:4900005431","490:4900007305","490:4900007536","490:4900007297","490:4900007291","490:4900006805","490:4900004347","490:4900006807","490:4900003786","490:4900007655","490:4900005695","490:4900007660","490:4900007541","490:4900006934","491:4910001272"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.5265904536895972,0.35325818447252466,0.29291382433137664,0.23874232088840805,0.20892764891010454,0.2077592353540073,0.19899230514953406,0.16731519619428503,0.1562048527939814,0.14006345223105862,0.13507534221118345,0.12809504768446892,0.12612875338794424,0.12231161395744795,0.10289403353016596,0.09779536886176651,0.0933837261998541,0.08967845708122393,0.0856831283166143,0.08211857604893083,0.07432554913986705,0.0732978626705522,0.06344099167582766,0.06058253305242098,0.05658331323673362],"twin_dists":[0.147089053475923,0.18735771940007415,0.2035242887911631,0.2198196553011234,0.22982774105632553,0.23023896157440601,0.2333761148671316,0.24558821479150467,0.25026291195316475,0.2575093567870385,0.25987379073631844,0.2632951942169708,0.26428434093589825,0.2662384718651328,0.27697424384385,0.2800521641700935,0.2828186977613617,0.2852231038775743,0.2879056592765668,0.29038442734905595,0.2961195569631114,0.296911588723008,0.30500575097321636,0.3075447966153587,0.3112677837561416],"n_dims_used":45,"mean_confidence":0.8958626641167535},"coverage":{"mean_confidence":0.8958626641167535,"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}}