{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960004309},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002641","496:4960002780","496:4960002628","496:4960003051","496:4960002629","496:4960003727","496:4960001971","496:4960001362","496:4960003610","496:4960001968","496:4960002918","496:4960001836","472:4720002312","496:4960001606","496:4960002488","496:4960002498","496:4960001132","496:4960001600","496:4960002777","472:4720001832","472:4720002456","496:4960003200","496:4960002623","496:4960001127","496:4960001845"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,472,496,496,496,496,496,496,472,472,496,496,496,496],"twin_sims":[0.7087835113453779,0.6122778460652759,0.6090564041914607,0.6011947530675986,0.5863246661286157,0.5583365592740809,0.5406938720863023,0.527528271029181,0.5255454469647394,0.5242740975778764,0.5147966167960887,0.4333960945836822,0.432598629768226,0.428668740136482,0.39728926625985617,0.39496346058919185,0.39030378039749986,0.38026125380468556,0.37081999464381027,0.3633774218665078,0.36145472885921925,0.3604575528518327,0.3524328816707672,0.3417498913417896,0.3378443492713758],"twin_dists":[0.10775750353867129,0.12864382358736662,0.12933365451430393,0.13101707748854488,0.13420272140806436,0.14021553587752653,0.1440262994981082,0.1468848666468531,0.14731667263747444,0.14759372896262557,0.14966403395976133,0.16794566062319413,0.1681305305819227,0.16904358954621407,0.17646598963320584,0.17702631289473789,0.1781535184350049,0.18060463623897885,0.18293765707045087,0.1847975910915061,0.18528119189421846,0.1855325191365083,0.18756817531929196,0.19031608322916962,0.19133205338133316],"n_dims_used":45,"mean_confidence":0.9444574991861979},"coverage":{"mean_confidence":0.9444574991861979,"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}}