{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004113},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003834","490:4900003972","490:4900003003","490:4900003968","490:4900008400","490:4900012214","490:4900001524","490:4900004256","490:4900004525","490:4900008399","490:4900004105","490:4900004526","490:4900004385","490:4900002407","490:4900008401","490:4900003689","490:4900011551","490:4900004379","490:4900009177","490:4900008729","490:4900010015","490:4900009602","490:4900003825","490:4900009488","490:4900009289"],"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":[0.38433695550891,0.3495019841687672,0.3026817046585692,0.24475050896625863,0.24098056117581085,0.23307316372420753,0.22345343683355673,0.21307785089195633,0.2023203077593041,0.20142403902777004,0.17790904722615258,0.1687471886337701,0.1509430272442436,0.1490944401059749,0.14607457077949784,0.14113787147804677,0.14088536010573985,0.13980693452224338,0.13416708873000793,0.13404671901415205,0.12107167599011884,0.10869825213915081,0.10807225877694523,0.10469939102624007,0.10084049321356135],"twin_dists":[0.17960619123440444,0.188317651909876,0.20078725991364457,0.21790415001408073,0.21910245634383949,0.2216560586444196,0.22484062563784532,0.22837960033919708,0.23217426060786503,0.23249658617979424,0.24133481385361297,0.24500219527788875,0.25256182456640125,0.25338345037143684,0.2547419805705765,0.25700832427028647,0.2571258214409836,0.2576294017611902,0.2603113279281919,0.2603694809444543,0.2668832262187344,0.2736119531254364,0.27396777370031344,0.2759129596049481,0.2781992331031469],"n_dims_used":45,"mean_confidence":0.9204516092936198},"coverage":{"mean_confidence":0.9204516092936198,"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}}