{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002588},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002590","480:4800002925","480:4800002687","480:4800002591","480:4800002871","480:4800002737","480:4800003008","480:4800002931","480:4800002636","480:4800002690","480:4800002741","480:4800002887","480:4800002688","480:4800002879","480:4800003373","480:4800003050","496:4960008496","490:4900001327","480:4800002637","494:4940001116","494:4940006147","496:4960008281","480:4800002877","494:4940006576","490:4900001085"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,496,490,480,494,494,496,480,494,490],"twin_sims":[0.8036342424142418,0.5092657474495866,0.4713476211789757,0.44004367047578535,0.4115162164407432,0.4033445605363095,0.3695866533833044,0.3313862971983138,0.32208925109206415,0.32128049297966865,0.3052152858276614,0.30122808633209947,0.291745360655526,0.280063729948727,0.27477504717966156,0.2524873868933363,0.24446890929700812,0.23966303644880418,0.23467151808835154,0.23282811250080246,0.2259568629848976,0.22480129960626796,0.22388681637549224,0.22103912703287645,0.2209305332661221],"twin_dists":[0.0858766085386938,0.15087651741581107,0.15929193576041975,0.16640984907422116,0.1730703004347904,0.1750141572334747,0.18324457606554193,0.1930260434213526,0.1954968345524849,0.1957136326479756,0.20008579142642877,0.20119126235724205,0.20385528380591927,0.2072088811092269,0.2087550107845658,0.2154816174970015,0.2179932447226759,0.21952410377464596,0.22113537447115256,0.221736094150595,0.22400327257496974,0.22438901789716398,0.22469522245397408,0.22565411284760267,0.2256908420536083],"n_dims_used":43,"mean_confidence":0.9221791112145712},"coverage":{"mean_confidence":0.9221791112145712,"n_dims_used":43,"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}}