{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006864},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006386","490:4900004122","490:4900004262","490:4900005489","490:4900007363","490:4900003306","490:4900007113","490:4900007735","490:4900007609","490:4900003180","490:4900007361","490:4900006267","490:4900002735","490:4900002890","490:4900006617","490:4900006751","490:4900001829","490:4900003986","490:4900012848","490:4900005095","490:4900004952","490:4900007118","490:4900004693","490:4900007607","490:4900005755"],"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":[0.5146860585642729,0.37490655777784265,0.3325484889225029,0.3232670262181327,0.3070273431560645,0.2941133392304246,0.23440138545985081,0.2149649293842541,0.20485642704480497,0.19864387546551293,0.18337360684943949,0.1750130649838403,0.17379768746891278,0.17045765583163489,0.16974112718879275,0.16856316103438423,0.16657909371055432,0.16499055250935893,0.16440386660658918,0.16184161385166407,0.16117849591764638,0.16087575685010702,0.15543672913062132,0.1552868163677386,0.14717514172259516],"twin_dists":[0.14968823851839227,0.18192430104937476,0.192719875883547,0.195181659742422,0.19958615550579054,0.2031853109468873,0.22122320994938535,0.22772745184083626,0.23126747445505588,0.23350274376870436,0.23921101170786663,0.24247915641684573,0.24296343236421375,0.24430688156211808,0.2445975414887319,0.2450773047110316,0.24589085919471512,0.24654728106390272,0.24679086736435535,0.24786212378591702,0.24814136837891837,0.24826913172662723,0.25059493621819423,0.2506598764158891,0.2542444910570393],"n_dims_used":45,"mean_confidence":0.9265059577094183},"coverage":{"mean_confidence":0.9265059577094183,"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}}