{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000378},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000695","497:4970000691","497:4970001756","497:4970001089","497:4970000686","497:4970001425","497:4970000993","497:4970000995","497:4970001908","497:4970001178","497:4970000621","497:4970000620","497:4970001087","497:4970000625","497:4970001426","497:4970000923","497:4970001177","497:4970000317","497:4970000619","497:4970001186","497:4970000775","497:4970001742","491:4910005968","497:4970000314","497:4970000558"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,491,497,497],"twin_sims":[0.8513695931447514,0.6728454513652826,0.6665804951484454,0.6087834676584885,0.540167442609899,0.5343091480872724,0.5161207808323734,0.5154912321804491,0.5031619512232671,0.5015544309255989,0.48693386447192033,0.4837040553789214,0.48253197977082624,0.4775777179762965,0.45257494413877436,0.4473445405952903,0.4368302855323112,0.4271673485548437,0.4246890476118907,0.4205171415180439,0.4192170096484848,0.411374730487152,0.3837425079092545,0.37468086886963375,0.37121757881037865],"twin_dists":[0.07367649060370954,0.11561596052172309,0.11697277821961072,0.1293920984579305,0.14414033346999544,0.14541079339783847,0.14937423349726509,0.14951199083658548,0.1522185716105234,0.15257274705127297,0.15580900664301958,0.15652780274943642,0.15678901683083077,0.15789537165970616,0.1635389432305754,0.16473350793399916,0.16715109107827902,0.16939332027171783,0.16997172183570133,0.17094857706516492,0.17125383752156856,0.17310381118443935,0.1797514988083354,0.1819801234209414,0.18283882562893913],"n_dims_used":45,"mean_confidence":0.8911891513400607},"coverage":{"mean_confidence":0.8911891513400607,"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}}