{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000966},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001156","489:4890001149","489:4890000967","489:4890001214","489:4890001094","489:4890000969","489:4890001213","489:4890001084","489:4890001276","489:4890000789","489:4890001275","489:4890000798","489:4890001344","489:4890001278","489:4890001484","489:4890001215","489:4890001418","489:4890000911","489:4890001030","489:4890000844","489:4890000731","489:4890001339","489:4890000849","489:4890001086","489:4890001151"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9450372388225795,0.9424161352191717,0.914890249121484,0.9043937890259333,0.8739887075809434,0.8685402357650615,0.8667421334590829,0.8563595902722656,0.8254083833178479,0.8114393756677182,0.8086680822782413,0.8078478737542202,0.8045964076854399,0.8019122082517891,0.8009696491183391,0.7931430640204465,0.79287570948145,0.7925731944218205,0.7845026131837336,0.7828696831484313,0.7751481178065237,0.7733307657484866,0.7712331237929262,0.7689669252742173,0.7592622485341632],"twin_dists":[0.04366987722199985,0.04472977832827343,0.054779071860987474,0.0582238801970212,0.06740669159088011,0.06895378063490111,0.06945887935473773,0.07232619337744121,0.0804544943153818,0.08395671943603453,0.08464125252435263,0.08484323888259421,0.08564126640282167,0.08629690950131559,0.08652647801001818,0.08841995213438929,0.08848424292905996,0.08855695861239707,0.09048540652159262,0.09087299029247899,0.09269457024664117,0.09312071801588302,0.09361141611267143,0.09414015983529934,0.0963889286982179],"n_dims_used":45,"mean_confidence":0.9155746459960937},"coverage":{"mean_confidence":0.9155746459960937,"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}}