{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000549},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001260","497:4970001656","497:4970001262","491:4910005960","497:4970001738","497:4970001501","491:4910005951","497:4970001923","497:4970001341","491:4910005878","497:4970001505","497:4970001427","491:4910005603","497:4970000761","497:4970000830","497:4970001657","497:4970001585","497:4970001504","491:4910005702","491:4910005939","497:4970000920","491:4910005357","491:4910005840","497:4970001164","497:4970001503"],"twin_admin_codes":[497,497,497,491,497,497,491,497,497,491,497,497,491,497,497,497,497,497,491,491,497,491,491,497,497],"twin_sims":[0.023223647748923673,0.02216473504498584,0.019376357911504365,0.01824441322452677,0.015498861714744003,0.015301510357575515,0.014023604207572688,0.012725067140473102,0.009469595497553834,0.00886560105732459,0.008360476434253224,0.008295461344885166,0.008288055575402508,0.008085206607541225,0.007382840295308222,0.0070792227092949635,0.006768895751961445,0.005997079736150306,0.005913571400336728,0.005619607762525818,0.005239532765726679,0.005157680405308473,0.004791357117640375,0.004663279140973802,0.00454102919009567],"twin_dists":[0.356272219082121,0.3584748895994144,0.36474627759078576,0.36751939099593933,0.37492983876963504,0.375505920710154,0.3794030737191339,0.38369862507674946,0.39647552405188685,0.39926960018467467,0.4017402233377465,0.4020678676173993,0.4021053348543594,0.40314343062859026,0.4069279552459978,0.40866493494860684,0.4105109361476538,0.4154555800044487,0.41602450795607315,0.41808666811920825,0.42090247344805853,0.42153298678348944,0.42447073953450565,0.4255460562014419,0.42659772231454773],"n_dims_used":45,"mean_confidence":0.8918688456217448},"coverage":{"mean_confidence":0.8918688456217448,"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}}