{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790001262},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001483","479:4790000963","479:4790001105","479:4790001033","479:4790001039","470:4700007991","479:4790000620","479:4790000760","479:4790000755","479:4790001263","479:4790001324","479:4790001639","479:4790001334","479:4790000695","479:4790001043","479:4790000692","479:4790001551","479:4790000352","470:4700007895","479:4790001191","479:4790001328","479:4790001953","479:4790001109","479:4790002288","479:4790001549"],"twin_admin_codes":[479,479,479,479,479,470,479,479,479,479,479,479,479,479,479,479,479,479,470,479,479,479,479,479,479],"twin_sims":[0.9742180421202352,0.9133985740407842,0.8854107626349793,0.8725332058082915,0.8688335598168321,0.8604681398168411,0.8556595976940305,0.8392441477382783,0.8264100216913012,0.8246775791232295,0.8060899385669464,0.793874271967093,0.7835668779518954,0.7817418304226381,0.7805182213996014,0.770724677939534,0.7555033217903604,0.7550146256927677,0.7483055265468826,0.7429016040726112,0.7239081253319607,0.722467297833643,0.7216190437752302,0.7154596561129696,0.7111625040838573],"twin_dists":[0.02968428388071427,0.055279238096580016,0.06407528726377179,0.06782248354850016,0.06887113225028278,0.07120123770478852,0.07251664973502582,0.07689043858716198,0.08019983242190867,0.08063998474919462,0.08527522765415517,0.08824399007802679,0.09070761158580397,0.09114019910110219,0.09142964544607403,0.09373016942416211,0.09725355088694221,0.09736571007609864,0.0988998998694617,0.10012837380595935,0.10440015304886947,0.10472154846482,0.10491060105494503,0.10627988331955505,0.10723171308616124],"n_dims_used":45,"mean_confidence":0.9208355373806424},"coverage":{"mean_confidence":0.9208355373806424,"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}}