{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001743},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001397","491:4910001459","491:4910001398","491:4910002208","490:4900004479","490:4900006434","490:4900006923","491:4910001750","490:4900005821","491:4910001566","490:4900007538","491:4910002067","491:4910002416","491:4910001626","490:4900007412","491:4910002207","490:4900006316","490:4900003918","490:4900005561","490:4900005415","490:4900007649","490:4900005688","490:4900005818","491:4910001803","490:4900004201"],"twin_admin_codes":[491,491,491,491,490,490,490,491,490,491,490,491,491,491,490,491,490,490,490,490,490,490,490,491,490],"twin_sims":[0.02760417378507462,0.01906692855613293,0.017465779332882687,0.0077029459753072994,0.007316082414076097,0.007239761275549754,0.006740408066560391,0.0032417002976893178,0.0026123051798567064,0.0018471816098997354,0.001740113590923616,0.001505068678172557,0.0013228631998267336,0.001140146620645446,0.0010148520173571586,0.0009538095635922737,0.0008953845140421841,0.0008094459653078722,0.0007214441156597961,0.0006739215513335881,0.00047168216647386867,0.0004485818622590481,0.00044636693051665035,0.00043871923788737897,0.00036826622941890685],"twin_dists":[0.3479952070629622,0.3654899722783709,0.3695157078061335,0.40516479138934564,0.4073042944034338,0.407738343435324,0.4106841913002033,0.43972276680392447,0.4479266283864449,0.4607925672101788,0.46297312456034667,0.4682301022354414,0.4728557543941021,0.47812859589963563,0.4822179540929554,0.4843829677295625,0.486579140836125,0.4900644927498198,0.49401003352103273,0.4963311806153436,0.5083123901096902,0.5099759307492291,0.5101396204529508,0.5107107061599834,0.5164598872828319],"n_dims_used":45,"mean_confidence":0.895870123969184},"coverage":{"mean_confidence":0.895870123969184,"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}}