{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011514},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011513","490:4900011913","490:4900009424","490:4900010933","490:4900008119","490:4900011569","490:4900011709","490:4900011650","490:4900011583","490:4900011718","490:4900008122","490:4900011780","490:4900011248","490:4900011959","490:4900010773","490:4900011231","490:4900011094","490:4900011373","490:4900011588","490:4900011835","490:4900011077","490:4900011299","490:4900011972","490:4900010855","490:4900011163"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.18705527323850107,0.12079046178756911,0.10320330652000781,0.061515344881816925,0.06070285934394415,0.05128942521423667,0.048972021825972024,0.037711016097524364,0.03755630268090264,0.03448731197427841,0.03393389366050949,0.027977853206337347,0.0241095647122872,0.021533938741898937,0.02118227734620379,0.02008120794058113,0.0197329160542002,0.018319134230777984,0.018118639326656128,0.017833296206566093,0.017384637906433402,0.01700433797118254,0.016606025352250312,0.01562707544365215,0.01546083736143575],"twin_dists":[0.23780519583283788,0.26703015485151704,0.2767914121014972,0.30670561375133676,0.3074359541580971,0.31654602071905813,0.3190001959688009,0.3325295691858614,0.3327380343305612,0.3370318662932256,0.3378405120379698,0.3473428535192455,0.35449534012834955,0.3598308574505347,0.3606018603089131,0.36309017776057095,0.3639020639967453,0.36733176055644773,0.3678367434657432,0.368563933223676,0.3697282060605782,0.3707358993979327,0.3718127463027823,0.37455902397672663,0.3750403303075864],"n_dims_used":45,"mean_confidence":0.8921670701768664},"coverage":{"mean_confidence":0.8921670701768664,"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}}