{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007015},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006415","490:4900005674","490:4900004994","490:4900005805","490:4900005783","490:4900006406","490:4900005932","490:4900006646","490:4900007511","490:4900006408","490:4900006164","490:4900006039","490:4900007514","490:4900006644","490:4900008642","490:4900004042","490:4900002657","490:4900001742","470:4700005294","490:4900001473","496:4960010469","490:4900005915","490:4900004977","490:4900004307","490:4900001743"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,496,490,490,490,490],"twin_sims":[0.6459634962090813,0.4520879774467176,0.4468208644150755,0.4365760453667184,0.4330092999517974,0.42690397646951234,0.42498141598212424,0.41914248351343764,0.410506073284618,0.40768419489690044,0.4006650583825047,0.3795501165624038,0.3778481575949643,0.37425142990047794,0.370856359329347,0.36503959460686897,0.36282268398365786,0.3595857271767765,0.34680518965829077,0.34492831972742916,0.3253206232031701,0.3246446116054212,0.32100731732703347,0.31789418469414543,0.3144498680285455],"twin_dists":[0.12141872453609291,0.1636499428905891,0.1648533978734947,0.16720982919407765,0.16803531104166564,0.16945472167807446,0.16990341437020334,0.17127134781756206,0.17330966203149548,0.1739797038430617,0.1756553729017939,0.18077937389775167,0.1811982171309362,0.18208638735515234,0.18292861535757837,0.18438055991825347,0.18493698674008593,0.18575254385362747,0.18901018096609198,0.18949383367115552,0.19463363924985141,0.1948138260519346,0.19578692988919305,0.19662471559871372,0.19755703580867126],"n_dims_used":45,"mean_confidence":0.9175028483072917},"coverage":{"mean_confidence":0.9175028483072917,"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}}