{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009899},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008971","490:4900008867","490:4900008637","490:4900007862","490:4900008858","490:4900010100","490:4900009388","490:4900009800","490:4900009508","490:4900009080","490:4900009609","490:4900008518","490:4900009192","490:4900008293","490:4900009068","490:4900007976","490:4900008976","490:4900008866","490:4900009400","490:4900009181","490:4900009493","490:4900009693","490:4900009611","490:4900009901","466:4660003789"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466],"twin_sims":[0.8776108177230345,0.7463998028658628,0.7036015557183961,0.697541629927298,0.6820354967280892,0.6749511010707304,0.6515115336031353,0.6478442480678248,0.6420750444848351,0.6161613671410671,0.5971024052638468,0.5796913175960521,0.5549988462558252,0.5503029384023587,0.544284891967426,0.5189122613702497,0.5179750607584674,0.494120574897176,0.48912883066614943,0.46209361150019135,0.42326106746316905,0.41432698495432574,0.40619085169756153,0.40531337949068197,0.4013285294886277],"twin_dists":[0.06636371372195826,0.09933384486224461,0.10890005654384127,0.11023170578805003,0.11361955408646637,0.1151592082222071,0.1202248036947966,0.12101416895404792,0.12225461398380968,0.12781212041840465,0.13189349154459817,0.13562522624475973,0.14093497339593308,0.14194828204688836,0.14324896559999223,0.14876389381492003,0.14896871854574914,0.15421475265176735,0.15532134774448622,0.16137789958266566,0.17030562990663614,0.17240561054678827,0.17433512076994925,0.17454423094571966,0.17549642162940648],"n_dims_used":45,"mean_confidence":0.9201972961425782},"coverage":{"mean_confidence":0.9201972961425782,"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}}