{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003997},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003857","490:4900002135","490:4900004137","490:4900002891","490:4900002434","490:4900003564","494:4940008002","490:4900002282","490:4900004421","490:4900004124","490:4900002446","490:4900001991","494:4940008201","490:4900001987","490:4900003708","494:4940006942","490:4900003580","490:4900001543","490:4900004132","490:4900004422","490:4900004536","490:4900001532","490:4900003847","490:4900001417","490:4900002154"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,490,490,490,494,490,490,494,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6659932381835589,0.6653824343088647,0.5985791471988263,0.5813610106143061,0.40596856543170523,0.37860255253484776,0.3739911118419921,0.31000170499580343,0.29101469134057495,0.28132731544437156,0.2775804103227942,0.2681734000822337,0.254389536315492,0.25228944737954906,0.2507509350532916,0.248116093541153,0.2415685599307782,0.23761256176428502,0.23220225118245236,0.22738738762727417,0.22135879973178568,0.19993435478817229,0.1889102569606916,0.18799031676918188,0.184865201377581],"twin_dists":[0.11709980464941608,0.11723189705033919,0.13157721670480738,0.13526705047968507,0.17438807470088735,0.1810124517762772,0.1821508317692269,0.1987697084569839,0.20406266348278745,0.20684211116578974,0.20793263325959652,0.21071081873758254,0.21489330933907366,0.2155429991691304,0.21602114658300503,0.21684439026732147,0.21891476182365438,0.2201833258359607,0.22194075650989958,0.22352755039086142,0.22554606130656024,0.2330345125720688,0.2371042370435919,0.23745125690751276,0.23863908601783015],"n_dims_used":45,"mean_confidence":0.9211793687608507},"coverage":{"mean_confidence":0.9211793687608507,"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}}