{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000153},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000165","485:4850000154","485:4850000355","485:4850000478","485:4850000813","485:4850001714","499:4990000397","485:4850000511","499:4990001096","485:4850002192","470:4700000262","479:4790001783","499:4990001959","470:4700001163","485:4850001172","499:4990003017","485:4850002196","477:4770003948","478:4780006634","479:4790000876","470:4700000589","477:4770003945","470:4700003763","499:4990001956","479:4790001860"],"twin_admin_codes":[485,485,485,485,485,485,499,485,499,485,470,479,499,470,485,499,485,477,478,479,470,477,470,499,479],"twin_sims":[0.7489830847877996,0.6267053525239425,0.5585138188650173,0.5231374926209804,0.518849403930354,0.4657255488799731,0.4656081243698548,0.45874934976786813,0.42799993547888493,0.42190408849689665,0.41978968241998704,0.41731994262662836,0.4091940537430348,0.40508671983130873,0.4003849750523639,0.3921166157121274,0.3919675587919068,0.3735927024205064,0.36938847770465294,0.36616802458024633,0.366088941277512,0.36545277303964324,0.3651654669078349,0.3597633082860396,0.35949075668283886],"twin_dists":[0.09874542341914348,0.12555293632930095,0.14017734536814072,0.1478415497144622,0.14877762851461981,0.16055751751340708,0.1605840064591258,0.16213531171752624,0.1691993171051349,0.17062337265007127,0.1711193292039044,0.171699976671525,0.17362094169175935,0.1745982789561214,0.1757225097421593,0.17771424189967802,0.17775032474928107,0.18224950484481967,0.18329393986823408,0.184097987528182,0.18411777665328907,0.18427704415350063,0.18434901822211278,0.18570770521216767,0.18577652823348734],"n_dims_used":45,"mean_confidence":0.9163406372070313},"coverage":{"mean_confidence":0.9163406372070313,"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}}