{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007750},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006905","470:4700002958","490:4900005651","490:4900005788","490:4900007628","487:4870002899","490:4900005784","490:4900006904","466:4660003017","490:4900007873","490:4900006171","490:4900007519","490:4900007394","490:4900008204","490:4900005398","490:4900007746","490:4900007385","466:4660006504","490:4900004734","466:4660008563","490:4900001725","466:4660003261","490:4900005528","487:4870006904","490:4900002027"],"twin_admin_codes":[490,470,490,490,490,487,490,490,466,490,490,490,490,490,490,490,490,466,490,466,490,466,490,487,490],"twin_sims":[0.7050840565617389,0.5196600864275259,0.4579124397292229,0.4320293074149764,0.42005144858491666,0.417472785647313,0.38908842416571915,0.3769903005074114,0.37215056388687384,0.3588584456723074,0.35750906904516455,0.3438766987390566,0.336318597444698,0.32891245077877884,0.3170114066375266,0.31308501266831207,0.30586654515439204,0.29554362265531847,0.2904044189850999,0.2903003736664377,0.2877770005353722,0.287036680394065,0.28666638010133816,0.2860297847608836,0.27904714978018164],"twin_dists":[0.10857355732792662,0.14860052016125164,0.16232516392558985,0.16826259615022335,0.17105787197162076,0.17166400008846505,0.17844855219188752,0.1814096787430129,0.1826071098933316,0.1859362982863373,0.18627773699226063,0.18976543679351707,0.19173067197285096,0.19367971760642372,0.19686312261205988,0.19792808114983415,0.1999060238647136,0.2027821857473717,0.20423610943284032,0.20426570187694662,0.20498534328994703,0.20519719073417977,0.20530327744288052,0.20548584689237606,0.20750468481474357],"n_dims_used":45,"mean_confidence":0.9133841620551215},"coverage":{"mean_confidence":0.9133841620551215,"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}}