{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001718},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002290","491:4910001989","491:4910001600","491:4910001893","491:4910002232","491:4910001885","491:4910001234","491:4910001359","491:4910002187","491:4910002343","491:4910001423","491:4910002474","491:4910002240","491:4910001429","491:4910002186","491:4910002338","491:4910001164","491:4910001301","491:4910000969","491:4910001028","491:4910001941","491:4910002289","491:4910002086","491:4910001541","491:4910001482"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5887968915184847,0.5563008076217151,0.44231371995448027,0.4268150514013057,0.42020622007350616,0.3617192626160305,0.34255445198429707,0.3419447935478186,0.3404867283960102,0.33785662374508574,0.32489551596260285,0.3235915409882947,0.30807113948132486,0.30515206261459665,0.3048844864027198,0.29716145431560226,0.2824350592880357,0.2811809364478379,0.2808181905335078,0.27858450981609,0.2733766760308889,0.26585548362742506,0.2657053593100085,0.2596495128079775,0.2571418215423864],"twin_dists":[0.13367283777841102,0.14065426283591426,0.16588748586752478,0.169475456804641,0.17102154248814308,0.18521457831800092,0.1901075621959231,0.19026554565102233,0.19064399202511087,0.19132885049204976,0.1947469247255663,0.1950949315388659,0.19929912292217614,0.20010325478447438,0.20017718721540487,0.20232758439047996,0.20652139609655354,0.2068845481052115,0.20698977000877747,0.20763952040035819,0.2091668571148977,0.21140458350923888,0.21144964598833307,0.2132808451246953,0.21404698621960153],"n_dims_used":45,"mean_confidence":0.8980955335828993},"coverage":{"mean_confidence":0.8980955335828993,"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}}