{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000056},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000512","490:4900000842","490:4900000144","490:4900000135","490:4900000732","490:4900000077","490:4900000154","490:4900000143","490:4900000235","496:4960007930","490:4900000609","490:4900000467","490:4900000410","490:4900000055","490:4900000099","490:4900000080","496:4960008282","490:4900000818","490:4900000285","490:4900000496","490:4900000239","496:4960008763","490:4900000622","496:4960008168","487:4870003690"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,496,490,490,490,490,496,490,496,487],"twin_sims":[0.6060069803595572,0.601471261378743,0.5062936913926573,0.4808604666319401,0.4358434501481494,0.42102014815495015,0.4104108877487152,0.404007471889245,0.4031297748866595,0.402173103184674,0.3963697181458197,0.3536032002259973,0.35280027141048304,0.35000759789206576,0.3495849348634003,0.32511311607426957,0.3167970950449201,0.3107431554131504,0.30625708151194575,0.3014906890242982,0.2987862944236828,0.2969747289506539,0.291821467361568,0.28926468367272357,0.2829955815368454],"twin_dists":[0.12998662112927803,0.1309578653034501,0.15152945281103905,0.15716188296935185,0.16737915956479404,0.17083058236299092,0.17333223030670883,0.17485581614608928,0.17506548537589595,0.17529425447890354,0.1766873424692602,0.18726981457928163,0.18747445766995208,0.18818812461351556,0.1882963950053156,0.194688926893611,0.1969210570821686,0.19856688494068633,0.19979832994297203,0.20111819356576233,0.20187247600985317,0.20237997864824878,0.20383370084435723,0.20456061689335842,0.206359402944598],"n_dims_used":45,"mean_confidence":0.9178510877821181},"coverage":{"mean_confidence":0.9178510877821181,"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}}