{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001148},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001888","497:4970000469","497:4970001238","497:4970000735","497:4970001800","497:4970000459","497:4970000531","497:4970000401","497:4970000810","497:4970001143","497:4970001149","497:4970000530","497:4970001398","497:4970001886","497:4970001076","497:4970001407","491:4910004943","491:4910004940","491:4910004941","491:4910004942","497:4970001056","497:4970001400","491:4910005774","497:4970001054","497:4970000460"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,491,491,491,491,497,497,491,497,497],"twin_sims":[0.01888233837608086,0.017385459585296224,0.017057117421476725,0.004356914288733242,0.004221275192272406,0.0037922833281382857,0.0035497496915485164,0.0034311909598578804,0.003316132017918951,0.0019319213032631055,0.001351645015382118,0.0011037425213708519,0.0010538096580167992,0.0009889550759050547,0.0006782335098242981,0.0005933489388366892,0.0005676841494200915,0.000550667404970465,0.000522998405650593,0.0004984732014316176,0.00048567166027131307,0.0004212688908501643,0.00038082074631315264,0.0003154800189448757,0.00028967522257515664],"twin_dists":[0.3659386601743216,0.36972604984302315,0.37059487389258106,0.42823111200629255,0.4294750381938692,0.4336636117550984,0.4362266606971025,0.43753817936655154,0.4388511094533807,0.4591477448302647,0.47208734433467037,0.479272003274656,0.48089853308587405,0.4831212800143041,0.4961143849804628,0.5006397148474793,0.5021272646677476,0.5031485664582285,0.5048738401342501,0.5064758903549444,0.5073416067159793,0.51204947347518,0.5153638872164715,0.5214882039704642,0.5242410726100922],"n_dims_used":45,"mean_confidence":0.8986782497829862},"coverage":{"mean_confidence":0.8986782497829862,"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}}