{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002631},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003135","480:4800003048","480:4800003091","480:4800003093","480:4800003655","480:4800003584","480:4800003006","494:4940000979","480:4800003089","480:4800002825","470:4700006226","480:4800003720","470:4700006084","494:4940001233","480:4800003181","480:4800001009","480:4800003180","480:4800002586","494:4940001753","480:4800003179","494:4940002267","494:4940000917","494:4940001752","480:4800002962","470:4700004773"],"twin_admin_codes":[480,480,480,480,480,480,480,494,480,480,470,480,470,494,480,480,480,480,494,480,494,494,494,480,470],"twin_sims":[0.6680759317070305,0.48786330408895656,0.4635952620935673,0.46358858128842867,0.45495442541781494,0.400010701384697,0.38892582965892053,0.3361076754418447,0.29650479424261533,0.2678663004408672,0.2487597113496127,0.24098559074493364,0.2325804680266525,0.2322238169550738,0.22081860334554765,0.21508353501859914,0.21460891228417558,0.2027788598192299,0.20049637909926518,0.19407977147537478,0.1896886624334879,0.18824446072484274,0.18643994506441997,0.18333153273575967,0.17602099155770243],"twin_dists":[0.11664919000313524,0.15560243049376038,0.16103843468173712,0.16103994409812758,0.16299719308998992,0.17581225757500799,0.17848805563163178,0.19178585440367218,0.20251192593483447,0.21080252072781105,0.21664278035513784,0.21910084960135978,0.2218170328711657,0.2219336982773133,0.22572871227215735,0.22768659270339037,0.22785018966263842,0.23200973064162644,0.23283124182616644,0.23517583879518117,0.2368115296795745,0.2373552700182708,0.23803879174836165,0.23922719175616577,0.24207935687545565],"n_dims_used":43,"mean_confidence":0.9219398498535156},"coverage":{"mean_confidence":0.9219398498535156,"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}}