{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011280},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011211","490:4900010973","490:4900010970","490:4900008307","490:4900008977","490:4900008978","490:4900010887","490:4900009489","490:4900010889","490:4900011134","490:4900008182","490:4900008519","490:4900009592","490:4900009193","490:4900008753","490:4900008743","490:4900008750","490:4900009086","490:4900008525","490:4900009599","490:4900009079","490:4900010472","466:4660003843","490:4900008195","490:4900009198"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490],"twin_sims":[0.4945856887622642,0.433737394772597,0.4258348056167658,0.35834218304178456,0.3475777008266841,0.3454477251197009,0.33554872875902175,0.33487971511673853,0.33167943972369246,0.31665310058875035,0.28600669637666565,0.2779884852143057,0.2772826242010155,0.2769345710252431,0.271979024015211,0.27112463089885763,0.26197996777363464,0.26014255016990806,0.25976118865921227,0.25836745930514415,0.2581170196417055,0.257866566450158,0.25279695390215084,0.24765697999898742,0.23502826882998565],"twin_dists":[0.15411181155934445,0.16786658151719333,0.16970414429556857,0.1860668525827393,0.18881151351178543,0.1893598484203679,0.19193217949245758,0.1921074925563526,0.1929487627311513,0.19695999528461985,0.2054924730015316,0.20781343180225245,0.20801968607795493,0.20812150597145318,0.2095797871690336,0.20983285767725035,0.21257301576776913,0.21313076299555395,0.21324683495114777,0.2136719478767452,0.21374848960599374,0.21382508233567313,0.21538568118139223,0.21698841019578033,0.2210194759498611],"n_dims_used":45,"mean_confidence":0.9165679083930122},"coverage":{"mean_confidence":0.9165679083930122,"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}}