{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006300},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800006076","493:4930001224","493:4930003853","480:4800006101","493:4930001106","480:4800005998","480:4800006036","493:4930003333","480:4800006100","493:4930001495","480:4800002734","493:4930001354","480:4800005866","480:4800003726","480:4800005884","480:4800006236","494:4940001290","480:4800002630","480:4800005939","480:4800006150","480:4800005938","480:4800004573","480:4800005680","480:4800006269","480:4800006293"],"twin_admin_codes":[480,493,493,480,493,480,480,493,480,493,480,493,480,480,480,480,494,480,480,480,480,480,480,480,480],"twin_sims":[0.5322714174401234,0.3578416788975091,0.3477875634244646,0.325400385975182,0.29899892137391193,0.25961771663149097,0.25739370259202626,0.23180736994677462,0.22392375641685192,0.20229868186599942,0.1760933149923405,0.16618748089559565,0.16124158703674013,0.1245114178387946,0.1214605046110232,0.11753216675151017,0.11567103212423248,0.11113710496180157,0.11039339738914433,0.10882092423788325,0.09716278450635897,0.09247090061369856,0.09188268004681464,0.08365879408719688,0.08357718545125235],"twin_dists":[0.14585335557160226,0.18619351392933772,0.18875758315320668,0.19461239267625974,0.2018130279497487,0.21329053013213048,0.21396982003522863,0.22207007294896072,0.2246828373728955,0.23218202637115934,0.24205073217266654,0.24605226167002942,0.2481147643171287,0.26510674744544577,0.2666804996766993,0.26875191122306963,0.26975184549313763,0.2722406351232028,0.27265631940780677,0.27354241129669,0.2804427482856927,0.28340394365047544,0.2837834955602763,0.2893030351502655,0.28935993202724797],"n_dims_used":43,"mean_confidence":0.9222433400708575},"coverage":{"mean_confidence":0.9222433400708575,"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}}