{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001633},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000809","497:4970000142","497:4970000178","497:4970000471","497:4970001489","497:4970001557","497:4970000600","497:4970001806","497:4970000403","497:4970001719","497:4970001322","497:4970001481","497:4970001559","497:4970000968","497:4970001057","497:4970001718","497:4970001328","497:4970001409","497:4970000347","497:4970001560","497:4970001053","497:4970000523","497:4970001659","497:4970001403","497:4970001402"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.12948201726575018,0.0887873972016027,0.07599763254762257,0.06326210824413955,0.0597772848645317,0.05040708849340943,0.04996457675450122,0.04985849915000186,0.04609225501007709,0.034910586370796394,0.03132799885112957,0.029086072432809223,0.023816569050945376,0.023483568387333873,0.022972782915298594,0.0227702956529203,0.022578507503472903,0.020245021644264716,0.015664449965081637,0.014803485324297375,0.013397671625661193,0.011896345497889097,0.011632898604088848,0.011039124803697797,0.010855367938642585],"twin_dists":[0.26260436798858694,0.2858130324821926,0.29484958899638986,0.30516186491707536,0.3082778013435732,0.3174693297793831,0.31793746606891465,0.3180501992884244,0.32218875546215403,0.3364208093727034,0.3418065096995862,0.34545128480128756,0.35507664695910535,0.35574489389321867,0.35678604771085587,0.35720435021838887,0.35760353766516684,0.3627125585479011,0.37445143471839143,0.3769893134737529,0.38142765392988615,0.38664767064850963,0.38762337427988536,0.3898965146242848,0.3906220245248004],"n_dims_used":45,"mean_confidence":0.8999904208713108},"coverage":{"mean_confidence":0.8999904208713108,"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}}