{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001273},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001365","487:4870002194","487:4870001366","487:4870001274","487:4870001754","487:4870001363","487:4870002359","487:4870000740","487:4870000344","487:4870001272","487:4870001014","487:4870000590","487:4870001367","487:4870001281","487:4870000346","487:4870001463","487:4870000465","487:4870001008","487:4870001938","490:4900003597","490:4900002447","487:4870000918","490:4900003996","487:4870000458","487:4870001012"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,490,490,487,490,487,487],"twin_sims":[0.5107961308109864,0.29135032457659754,0.2705896231565889,0.26735602646814116,0.20943621195971998,0.19268557229986266,0.16436926696074183,0.15180570903321455,0.13299346825910421,0.1176085336671257,0.11438058198941733,0.09692134772340438,0.09356165814645129,0.08704295755245053,0.0768848386104851,0.07610677755437953,0.07197722764145313,0.06627279670234003,0.06074334763868759,0.060370588985489616,0.05537865306591343,0.0531853151482761,0.049892492624840155,0.04742471557006809,0.04571097745234803],"twin_dists":[0.15054069190598843,0.20396736515323724,0.2099915770419609,0.21095503628210147,0.22964924247173663,0.23569235919039194,0.2468052524112072,0.252180927999297,0.2608800088057053,0.2687111416158942,0.27045244552330366,0.2805923481787355,0.2827051454241107,0.2869816839981212,0.29418486912111996,0.2947674782919941,0.29794268855687867,0.3025811207389323,0.30739936988594735,0.3077369456826631,0.3124317571513229,0.3146059245509317,0.31801405122365956,0.3206933130396501,0.3226233260049589],"n_dims_used":43,"mean_confidence":0.9114375447118005},"coverage":{"mean_confidence":0.9114375447118005,"n_dims_used":43,"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}}