{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003342},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003341","490:4900003465","490:4900004457","490:4900003067","490:4900003477","490:4900004305","490:4900003726","490:4900003472","490:4900000782","490:4900002606","490:4900001296","490:4900001700","490:4900002302","490:4900003725","490:4900002003","490:4900004425","490:4900002335","490:4900004306","490:4900004563","490:4900003068","490:4900003604","490:4900003894","490:4900002917","490:4900002476","490:4900002466"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.731153683092258,0.6493394540198837,0.570702546854655,0.5700320087736347,0.5479144945209274,0.5030938348843027,0.4864076719121975,0.48468309780683766,0.4797458195217989,0.4723875357260329,0.4629842262726062,0.46101712091341857,0.44359068594931406,0.437309702960382,0.4318475286245786,0.4258679356201383,0.41116000472996306,0.401880537856882,0.39942043775215297,0.3826130246278861,0.38033722456196284,0.367661311714856,0.36479092083290277,0.36390981977905945,0.35234754319129435],"twin_dists":[0.10277850486908795,0.12069241868223606,0.13755506447875646,0.13769914743480538,0.14246420685782477,0.15223357300232415,0.15592601087822633,0.15630976010971448,0.15741075661065726,0.1590584017894537,0.16117651953502343,0.16162149135390871,0.16559409874423844,0.16704036619968393,0.16830477813936418,0.16969641164171942,0.17315467830558073,0.17536426465041688,0.17595387565534648,0.18002788811120304,0.18058597836173204,0.18372472190202613,0.18444288992043165,0.18466391031938667,0.18758995163449765],"n_dims_used":45,"mean_confidence":0.9168697781032986},"coverage":{"mean_confidence":0.9168697781032986,"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}}