{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002462},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003326","490:4900003875","490:4900002473","490:4900002019","494:4940007377","494:4940007275","490:4900001334","494:4940007274","490:4900001698","490:4900002163","490:4900000789","490:4900001705","490:4900002316","490:4900002765","490:4900002172","494:4940007708","490:4900001293","490:4900001723","494:4940007284","496:4960007773","494:4940008512","494:4940006837","490:4900001868","494:4940007617","490:4900001294"],"twin_admin_codes":[490,490,490,490,494,494,490,494,490,490,490,490,490,490,490,494,490,490,494,496,494,494,490,494,490],"twin_sims":[0.607993791279334,0.5984131260491056,0.5616526952473695,0.5247321309669218,0.4462077189523137,0.423193696797674,0.38633149112903326,0.37538955694030235,0.3675780497135433,0.3619317883931349,0.3510689736689536,0.3453425306523011,0.3424668538069708,0.3340657694382124,0.33053273153743823,0.3287702105653775,0.3278122668806666,0.3231096363807797,0.31570204844408245,0.3072177429715089,0.300739564767863,0.2976835097822751,0.2955955845842926,0.2932169348904754,0.2891468055019401],"twin_dists":[0.12956119096980742,0.13161277249953204,0.13950135414814763,0.14749389558016543,0.16499383859798558,0.17032139496804666,0.17911942495879574,0.1818048903432297,0.1837455142537607,0.1851610790701366,0.18791654134444508,0.1893869756462357,0.19013025265961228,0.19232104127888935,0.19325128096295371,0.1937173842849503,0.1939712918064157,0.19522374043651253,0.19721742551041802,0.19953375576539936,0.20132729165641552,0.20218120069876117,0.20276756198743032,0.20343855352172893,0.20459422286634335],"n_dims_used":45,"mean_confidence":0.9167516072591145},"coverage":{"mean_confidence":0.9167516072591145,"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}}