{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960009475},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001884","494:4940008420","490:4900000700","496:4960005572","490:4900002315","494:4940006146","494:4940001130","480:4800005389","490:4900001431","466:4660014597","487:4870002558","494:4940000537","494:4940008587","494:4940000592","494:4940007783","490:4900000662","490:4900003596","494:4940000176","496:4960008253","494:4940000985","499:4990003578","486:4860003583","487:4870007747","494:4940000939","474:4740005538"],"twin_admin_codes":[490,494,490,496,490,494,494,480,490,466,487,494,494,494,494,490,490,494,496,494,499,486,487,494,474],"twin_sims":[0.19878466676864187,0.18319598129359552,0.17546089050585378,0.1467343884492066,0.1312377218582284,0.11969836997667602,0.1157174344747001,0.11527199074769102,0.104825305640467,0.10228770781218519,0.09388203984281004,0.08438227343649397,0.07918800042697359,0.07121838838413845,0.06989301958526349,0.06740653935260765,0.06555033639763584,0.06537535169925779,0.06498424272180987,0.05905302212342615,0.05851974470668038,0.05829031987220136,0.055665668348171764,0.051857343623735994,0.05052714252066218],"twin_dists":[0.23345155789790367,0.23927933732347306,0.24230132197026522,0.25444339275634403,0.26173785125717597,0.2676032395654292,0.26972676525066913,0.26996784508817645,0.2758394736406544,0.2773339310103366,0.2825011135602626,0.28880055905562735,0.2924876395287428,0.29854211022361143,0.29960158237235485,0.3016340625427486,0.3031915350775045,0.30334020722551475,0.30367368365378,0.30894405666187236,0.3094389362929821,0.3096529853249103,0.31215255018534066,0.31595869553552053,0.3173429141275431],"n_dims_used":45,"mean_confidence":0.9174848768446181},"coverage":{"mean_confidence":0.9174848768446181,"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}}