{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004051},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002367","491:4910002011","490:4900004330","491:4910002116","490:4900002062","491:4910002062","490:4900004191","491:4910002018","491:4910001971","490:4900006669","491:4910001910","490:4900006308","491:4910002518","490:4900005016","491:4910001917","491:4910001754","490:4900003104","490:4900002216","491:4910002313","491:4910002015","490:4900012291","497:4970000440","491:4910003062","490:4900005284","497:4970000568"],"twin_admin_codes":[490,491,490,491,490,491,490,491,491,490,491,490,491,490,491,491,490,490,491,491,490,497,491,490,497],"twin_sims":[0.3057642870648622,0.2970489195314664,0.25406225123561776,0.20133088456861245,0.11961512459318167,0.07077778427552128,0.039578256264992645,0.03651697690324855,0.03462678238702548,0.026973475989338847,0.026445912493971838,0.02202588232219688,0.02091927412775342,0.018150937303880413,0.0146422696329267,0.012982829964242546,0.011460773025317967,0.011104511819978352,0.011081535924340809,0.009852557066834496,0.009508916365838312,0.0071791283351001255,0.0070929541621903135,0.006705449773462382,0.006361910009126025],"twin_dists":[0.1999342355786602,0.2023591588018949,0.2149943344206965,0.23253014390895374,0.26764708695368383,0.2988925315911388,0.3300690734344508,0.3341576422370969,0.33682981902923403,0.349113699027756,0.35006673295891527,0.3587704632402412,0.36118579845090376,0.3677550657184064,0.3774789295568788,0.3828160422025013,0.38827150896775064,0.3896409418823995,0.3897305930201546,0.39478529880524693,0.3962991967933557,0.4080861120113169,0.4085849454671472,0.41089770193258074,0.4130509634520891],"n_dims_used":44,"mean_confidence":0.8938242305408824},"coverage":{"mean_confidence":0.8938242305408824,"n_dims_used":44,"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}}