{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009939},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011708","490:4900012111","490:4900011368","490:4900011074","490:4900007887","490:4900010576","490:4900011233","490:4900010216","490:4900012097","490:4900011904","490:4900012156","490:4900012157","490:4900011299","490:4900011835","490:4900009841","490:4900011886","490:4900011172","490:4900011072","490:4900011152","490:4900011957","490:4900009006","490:4900010772","490:4900011083","490:4900011647","490:4900010319"],"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":[0.11024913050328267,0.08478911611628119,0.05476833628399252,0.05466852643153722,0.05310398670405301,0.05194564186861255,0.04729180763022935,0.044422261292146104,0.04355074991113651,0.0392493805016285,0.039234733427059194,0.038019107880346334,0.03399461638648041,0.03168045006623482,0.02928078027656907,0.029270674281182428,0.02542055637807865,0.024133612761753225,0.02349168151438496,0.023220283289897562,0.022573641071345445,0.022452280897249783,0.02155383724968388,0.01921641518410479,0.01903452241211671],"twin_dists":[0.2727372057507489,0.2885195039622159,0.3130294725090196,0.31312774550401157,0.3146879610590507,0.31586786076169515,0.3208408882234185,0.32411502419834637,0.32514452609291533,0.33049520968299867,0.3305142585496397,0.33211658727495574,0.3377512385234812,0.3412539829992848,0.34512536212455874,0.3451422327665521,0.3519669114100141,0.3544479006171425,0.3557285156169573,0.3562790783509051,0.35761370487902866,0.35786787462486025,0.35978755904773957,0.36512938433675407,0.3655684671956839],"n_dims_used":45,"mean_confidence":0.8879051208496094},"coverage":{"mean_confidence":0.8879051208496094,"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}}