{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001486},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001566","489:4890001267","489:4890001563","489:4890001276","470:4700006605","470:4700006606","489:4890001215","489:4890001484","489:4890000910","489:4890001339","489:4890001274","489:4890001028","489:4890000791","470:4700006328","489:4890000734","489:4890000909","489:4890001565","470:4700006863","470:4700006039","489:4890001149","470:4700005623","489:4890000798","489:4890001277","489:4890001030","489:4890001345"],"twin_admin_codes":[489,489,489,489,470,470,489,489,489,489,489,489,489,470,489,489,489,470,470,489,470,489,489,489,489],"twin_sims":[0.9323783359212386,0.9298627261238805,0.9279145314879866,0.9188417350939259,0.9186780459856774,0.9183578034344696,0.9124873494995867,0.90812462809331,0.9003812181472439,0.8891923752485199,0.870627684540876,0.8111265644044691,0.8085270224928353,0.8020128232256941,0.7988157491368428,0.797503105364754,0.7940596207920833,0.7888080681351224,0.7869074406905533,0.786401340070211,0.7860063327747843,0.7833817291262264,0.7828204506380707,0.7782414331855423,0.7759499499954758],"twin_dists":[0.04860034743750707,0.04952913378683362,0.050238315737687035,0.0534355429310499,0.05349175206114825,0.05360157844099534,0.05558295992236897,0.05701879135007717,0.05949811781883487,0.06294336491777489,0.06836404784443949,0.08403414814942425,0.0846760099215842,0.0862723837275748,0.08704981489032425,0.08736790079618564,0.08819935669379875,0.08945934324015775,0.08991304606951085,0.0900336570110135,0.09012773454554512,0.09075154500524929,0.09088466271886557,0.09196699895044047,0.09250624477725894],"n_dims_used":45,"mean_confidence":0.9156924777560764},"coverage":{"mean_confidence":0.9156924777560764,"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}}