{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001456},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001129","491:4910001065","491:4910001073","491:4910001323","491:4910001855","491:4910001061","491:4910001191","491:4910002259","491:4910001186","491:4910001193","491:4910001117","491:4910001514","491:4910001386","491:4910001458","491:4910001967","491:4910001331","491:4910002257","491:4910001122","491:4910001260","491:4910001679","491:4910001253","491:4910001632","491:4910001322","491:4910001382","491:4910001448"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.8358840388977943,0.6314087363991242,0.5933518835289517,0.5278015545744722,0.5218216888312669,0.47931210130914537,0.47464008779373296,0.4433046067212687,0.4220576317015307,0.4172962790870262,0.4066837051537128,0.3975203204761159,0.38419760165565275,0.34978191062573794,0.34837470662500486,0.34477424189929906,0.33902619469929957,0.33488056566637364,0.32270291946836455,0.3186358977996859,0.3113487869109476,0.3100274151369873,0.30905489632323857,0.30528573649601476,0.3040658381569287],"twin_dists":[0.0777655168913507,0.12454440118038723,0.13269685871794432,0.14682538077036963,0.14812859592217625,0.1575076451697794,0.15855313072182775,0.16565979803452677,0.17058739831227762,0.17170554716016162,0.17421775719227184,0.1764104074135234,0.17964024544369117,0.1882459286842225,0.18860679040938777,0.18953359998675468,0.19102395084389043,0.19210726955170696,0.19533253566973185,0.19642469360499537,0.1984014200465946,0.1987626708088323,0.1990291122960201,0.20006633418448136,0.2004036168577259],"n_dims_used":44,"mean_confidence":0.8949271982366388},"coverage":{"mean_confidence":0.8949271982366388,"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}}