{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003964},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003844","489:4890004630","489:4890004558","489:4890004683","489:4890004763","489:4890004400","489:4890004075","489:4890004136","489:4890004134","489:4890004190","489:4890003907","489:4890004642","489:4890004412","489:4890004243","489:4890004446","489:4890003950","489:4890003959","489:4890003703","489:4890004152","489:4890004600","489:4890004511","489:4890004013","489:4890003771","489:4890004363","489:4890003638"],"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":[0.9763489430101331,0.9498760413412619,0.9344650124039315,0.9235109393876799,0.9224465210397786,0.918415560050352,0.9069464832896021,0.8974592185636051,0.8914819996116228,0.8886911335763177,0.8843794600027116,0.8827583470419131,0.8672506638358309,0.8664422198415292,0.8645437473070404,0.8404755889181837,0.8399840920624903,0.8395726699774908,0.8327471502241169,0.8293954912134713,0.8241940123558634,0.8199374388929527,0.797555275954108,0.7950805594228667,0.7896346686472956],"twin_dists":[0.02841565509436069,0.04165056207359955,0.047818189291053054,0.05181084920487444,0.05218494482195315,0.05358178476442533,0.05740153640174122,0.06041260798499096,0.06225041010326091,0.06309428646951647,0.06438135355895801,0.06486025738006779,0.06931629708658513,0.069542871532684,0.07007288170552269,0.07656811394350604,0.07669686695842252,0.07680453535857822,0.07857679622176715,0.07943779516165257,0.08076257809016886,0.0818368475824704,0.08735527070927997,0.08795328820420638,0.0892616467309706],"n_dims_used":45,"mean_confidence":0.9200103759765625},"coverage":{"mean_confidence":0.9200103759765625,"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}}