{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001215},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001276","489:4890000909","489:4890000910","489:4890001486","470:4700006606","489:4890001345","489:4890001484","489:4890001275","489:4890001156","489:4890001418","489:4890001278","489:4890001339","489:4890001344","489:4890001277","489:4890001028","489:4890000731","489:4890001149","489:4890000798","489:4890001214","489:4890001030","489:4890001563","470:4700006863","489:4890001151","489:4890000732","489:4890001566"],"twin_admin_codes":[489,489,489,489,470,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489],"twin_sims":[0.9556486511768781,0.9247927056736747,0.9126241544057282,0.9124873494995867,0.8956365916568997,0.8942207562627288,0.888866264242405,0.8839485748889621,0.8802892375254728,0.8756924547624473,0.8730056672092186,0.8693460892847378,0.8688307414586122,0.868774076408705,0.8679805785470417,0.8668434040584257,0.8659434032394782,0.8659129591306894,0.8655739149515089,0.8631190102781289,0.8386254458754777,0.8381218883519401,0.8375187883756123,0.8360259017014169,0.8348571117691296],"twin_dists":[0.03912002083501713,0.05135732808152589,0.05553744790068112,0.05558295992236897,0.0609775691160096,0.061413634801966294,0.06304158683140114,0.06450890525990931,0.06558462203537264,0.06691758948771935,0.06768771997919731,0.06872654807465811,0.06887192670339969,0.0688878983379591,0.06911127537036331,0.06943050168391583,0.06968240742293985,0.0696909172242363,0.06978563763366759,0.07046877527976587,0.07705205014613899,0.07718342277534561,0.07734057487366867,0.07772869983161168,0.07803169878096154],"n_dims_used":45,"mean_confidence":0.9155979580349393},"coverage":{"mean_confidence":0.9155979580349393,"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}}