{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970003459},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005070","497:4970002003","497:4970003417","491:4910003580","497:4970002601","487:4870001878","491:4910003772","487:4870011253","491:4910003880","491:4910004648","497:4970003420","494:4940001204","487:4870012169","497:4970003370","497:4970003460","665:6650001293","497:4970003570","497:4970003542","491:4910002869","495:4950001705","491:4910003783","665:6650000417","487:4870003329","491:4910003879","665:6650001119"],"twin_admin_codes":[491,497,497,491,497,487,491,487,491,491,497,494,487,497,497,665,497,497,491,495,491,665,487,491,665],"twin_sims":[0.1918490810312443,0.11165920711176108,0.06692579590434194,0.0636767787125733,0.05640974869762076,0.055018725712337326,0.05479638200322948,0.04094878819095003,0.030285428208321533,0.029252262280665665,0.022879161221147838,0.02236014829573926,0.02046486061370297,0.020097358152566077,0.01859285063365351,0.01813023178281663,0.017382518614995974,0.017338969192883948,0.017180598814153947,0.016882675244441838,0.01631948531295512,0.015711120345143187,0.01563406946167009,0.013788456251333769,0.013250050823499471],"twin_dists":[0.23600351092284946,0.27195009586583624,0.30203404791848865,0.30480052612233,0.3114342158154164,0.312783589432385,0.3130018853193242,0.3283248134034478,0.34347265065383226,0.34517298205856356,0.3569790541143419,0.3580616296087424,0.36220995546231716,0.3630528295893453,0.366650106948375,0.36780741286993424,0.3697337678347257,0.36984818881763193,0.3702664237993536,0.37106244808490296,0.37260152786866124,0.37431740226981325,0.37453887323762364,0.3801541180909535,0.38191729603237695],"n_dims_used":45,"mean_confidence":0.8958402845594619},"coverage":{"mean_confidence":0.8958402845594619,"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}}