{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002463},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001811","480:4800002466","480:4800002283","480:4800002316","480:4800001487","480:4800002094","480:4800002419","480:4800002464","480:4800002509","480:4800002187","480:4800001469","480:4800001430","480:4800002329","480:4800001750","480:4800002224","480:4800001978","480:4800001365","480:4800002510","480:4800001695","480:4800001870","480:4800002178","480:4800001311","480:4800001372","480:4800001869","480:4800001355"],"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":[0.9481015229694321,0.8684601890062689,0.8395346005569183,0.8004507476648188,0.7806624981014185,0.7671014194795176,0.7605339118024488,0.7537849451018616,0.7314994954046533,0.7237040464804163,0.7230655055375985,0.7202747136568919,0.6899622170678895,0.6873737663245063,0.6842380577719694,0.6738759846436518,0.6665384469348131,0.6484954343082033,0.6431545718395649,0.642525954587601,0.6407220362244596,0.6378542792846947,0.6252691008289311,0.6108004928481792,0.6059310636535246],"twin_dists":[0.04240106280898997,0.06897632263510006,0.07681449309196733,0.08665271641982544,0.09139554071046221,0.0945743586633054,0.09609563775262989,0.09764768086030469,0.10270087326827908,0.1044456966757459,0.10458815258949108,0.10520997354988301,0.11189098869251837,0.11245616979586068,0.11313989468778582,0.11539246738463584,0.11698187430750642,0.12087405564398848,0.12202261946731419,0.12215771788380961,0.1225453099806626,0.12316120603535587,0.1258607968250664,0.1289601863382331,0.1300028769468202],"n_dims_used":42,"mean_confidence":0.9116453443254743},"coverage":{"mean_confidence":0.9116453443254743,"n_dims_used":42,"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}}