{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001701},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001879","491:4910005421","495:4950000247","491:4910001700","495:4950001573","495:4950001570","486:4860001723","495:4950001571","492:4920005064","491:4910004814","487:4870000785","491:4910003805","492:4920003609","491:4910001924","486:4860001775","495:4950000175","495:4950000180","497:4970002085","495:4950001575","491:4910000671","491:4910002073","491:4910001877","492:4920000971","478:4780005206","491:4910004912"],"twin_admin_codes":[491,491,495,491,495,495,486,495,492,491,487,491,492,491,486,495,495,497,495,491,491,491,492,478,491],"twin_sims":[0.045470137053036576,0.04232833017255789,0.03235278940804669,0.02682815928146276,0.022374741117472695,0.012985164202819251,0.008796863815903666,0.008729226300654033,0.008728058061539005,0.0076234106841545,0.006877165571089696,0.006461763084566655,0.0056681809654184415,0.005583727449155966,0.005318258821434084,0.004301687284651387,0.004211367157028845,0.004188339369735827,0.00403664551934089,0.003987647611390977,0.003930406358438451,0.0036117895636473556,0.00347486146308557,0.0033318688183070133,0.0033214651940297623],"twin_dists":[0.3228993975215807,0.3266181291535648,0.3402143956481516,0.3493745963856886,0.3580308947325425,0.38280812085819366,0.3995982820196137,0.3999239551261315,0.3999295999742577,0.4055966478734061,0.40985839564529375,0.4124145101332973,0.4177393060681746,0.4183450057040158,0.42030439475373765,0.4287332863511115,0.4295673202295266,0.42978256214401706,0.4312279398431197,0.4317053664318163,0.43226991928121367,0.43555619781506527,0.4370503499095892,0.4386691072127002,0.43878934107842676],"n_dims_used":45,"mean_confidence":0.8985152350531684},"coverage":{"mean_confidence":0.8985152350531684,"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}}