{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000769},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000387","490:4900001008","490:4900001171","494:4940004354","490:4900005622","490:4900001006","480:4800004438","494:4940008835","490:4900007256","490:4900006158","494:4940008671","490:4900005800","490:4900000905","490:4900003904","490:4900006746","490:4900003839","494:4940008000","487:4870001093","494:4940005851","480:4800004107","490:4900000900","494:4940003871","490:4900000553","494:4940008221","490:4900000557"],"twin_admin_codes":[490,490,490,494,490,490,480,494,490,490,494,490,490,490,490,490,494,487,494,480,490,494,490,494,490],"twin_sims":[0.3157995742104128,0.2772514241834624,0.25559866854063906,0.23002166610652486,0.22348576433808034,0.21925946263670826,0.2187499211149009,0.20743876806025446,0.18999838740444056,0.18494800049356136,0.17543128656846466,0.17213487133585811,0.1688631913109908,0.16109317349703242,0.16016793159051032,0.1595391173204806,0.1486793278322939,0.14699387690884902,0.14626264833228486,0.14198703037783714,0.13959626232031344,0.1377054990385611,0.13553754927499184,0.13512350032220047,0.13444176022075716],"twin_dists":[0.19719100711744558,0.2080288101845152,0.214520792543014,0.22265667664336436,0.22482977295484405,0.2262575711911924,0.22643095341104716,0.23035202464910745,0.23669529600376624,0.23860743350378896,0.24231306789381826,0.24362992850574225,0.2449548799462003,0.24817735889468884,0.2485685344833518,0.24883532431351676,0.2535689828263504,0.2543262382700294,0.2546567681850657,0.25661434288676904,0.2577281149120999,0.2586190727028504,0.25965197665639134,0.2598506530193457,0.26017877521314287],"n_dims_used":45,"mean_confidence":0.9135318332248263},"coverage":{"mean_confidence":0.9135318332248263,"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}}