{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001087},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000993","497:4970000686","497:4970000923","497:4970001425","497:4970000774","497:4970001826","497:4970000829","491:4910005964","497:4970000560","497:4970000378","497:4970000919","497:4970001358","497:4970001756","497:4970001919","497:4970000695","497:4970000845","497:4970001089","497:4970001742","497:4970000618","497:4970001186","497:4970000906","497:4970000848","497:4970001173","497:4970000924","497:4970001088"],"twin_admin_codes":[497,497,497,497,497,497,497,491,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.843085233295335,0.5633902126859264,0.5556806018727661,0.5179956815436093,0.5106051455251849,0.4939167888053229,0.4922897674436954,0.48498026818671647,0.4843206686947861,0.48253197977082624,0.4744697206414215,0.45298972092589174,0.44161845716136655,0.43644811324133126,0.432389226953831,0.41840123090093073,0.418367434365905,0.4133289979379699,0.40711068263077893,0.4034046060901087,0.3981293403404798,0.39059637194800734,0.38725255354133215,0.37339456403266114,0.36762006401732666],"twin_dists":[0.0758821006848735,0.13912737945576575,0.14078797062911436,0.14896421093004195,0.1505825873570031,0.1542598643761743,0.15462023014091197,0.1562436042907193,0.15639046077698687,0.15678901683083077,0.1585913181118478,0.16344443339343948,0.16604736249153423,0.16723939099256713,0.16817909753911886,0.17144558104960994,0.1714535281389441,0.17264138930220002,0.17411613179152657,0.17499981011652863,0.1762639729054061,0.17808255476268942,0.1788950425181582,0.18229859656831085,0.1837350220641674],"n_dims_used":45,"mean_confidence":0.8913686116536458},"coverage":{"mean_confidence":0.8913686116536458,"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}}