{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005757},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005755","480:4800005747","480:4800005751","480:4800005750","480:4800005674","480:4800005816","480:4800005683","480:4800005172","480:4800004836","480:4800005677","480:4800005269","480:4800005602","480:4800005096","480:4800005824","480:4800005000","480:4800004832","480:4800005817","480:4800005258","480:4800005085","480:4800004485","480:4800005087","480:4800005095","480:4800004487","480:4800004909","480:4800005681"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5923402831517398,0.45830270298219855,0.4483371916881361,0.43992018741550293,0.4216409815651222,0.31903181673303305,0.268516906220537,0.21547062732154793,0.21331719053732326,0.19579840293741135,0.19322978052233178,0.18576892551448215,0.17321070644068073,0.1714266443214866,0.17042473681787407,0.16625082532854726,0.1637125684747008,0.16111071473051786,0.1606257445520351,0.16060969272522246,0.15635433959912212,0.14797039860111005,0.14630212819870905,0.14252365224059013,0.14034114400776523],"twin_dists":[0.13291357906287043,0.16223661760361666,0.16450639686459073,0.166438293953641,0.1706850299803152,0.1963180311851413,0.21060832264638213,0.22755334670127295,0.22829667222698893,0.2345426595556952,0.2354904334925519,0.2382941477052153,0.24319818556022074,0.24391520202112485,0.2443202159284794,0.246026135798855,0.2470786956450506,0.24816995856007412,0.24837477479981118,0.2483815616034673,0.25019843451690943,0.2538867209333485,0.2546388913205775,0.2563662712967773,0.2573795874308627],"n_dims_used":43,"mean_confidence":0.9180544476176418},"coverage":{"mean_confidence":0.9180544476176418,"n_dims_used":43,"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}}