{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001282},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001601","497:4970001195","497:4970001687","490:4900013227","490:4900013080","497:4970001606","497:4970001194","497:4970001192","497:4970001857","497:4970001449","490:4900012936","490:4900012927","497:4970001933","490:4900013152","497:4970001848","497:4970001853","497:4970001862","497:4970001773","497:4970000929","490:4900000754","497:4970001448","497:4970000779","490:4900000869","490:4900000870","497:4970001368"],"twin_admin_codes":[497,497,497,490,490,497,497,497,497,497,490,490,497,490,497,497,497,497,497,490,497,497,490,490,497],"twin_sims":[0.5399385243997619,0.2826470678742027,0.22877128256640017,0.16348798775494547,0.12969922258050434,0.12162793042019888,0.11827019840548854,0.10250940751020367,0.09190957219578753,0.08813676143855068,0.08658538130009402,0.07603048722271599,0.07079751437486634,0.06357978635832902,0.05764232513805189,0.056818704930966135,0.05675948017204632,0.05528515424377374,0.04909672478719853,0.04583164784863318,0.043309380922148547,0.040005470804980556,0.03558883260859455,0.034466265601296446,0.03222785881153592],"twin_dists":[0.14418992773301517,0.2064601019521484,0.2230692179190123,0.24717239110661152,0.262496688799183,0.26659336007603607,0.26835874865596254,0.2772022208570027,0.28376610145173864,0.28624676202833393,0.28729130696271177,0.29482486215567344,0.2988768020577151,0.3048848711099472,0.3102613251891428,0.31104273764384816,0.31109928685639643,0.31252297078584523,0.31886569522694,0.32248546153573576,0.3254327107995253,0.3295199623905951,0.33545468255136796,0.33706241603279447,0.3404061607508506],"n_dims_used":45,"mean_confidence":0.9121134440104167},"coverage":{"mean_confidence":0.9121134440104167,"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}}