{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002265},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002090","489:4890002745","489:4890001833","489:4890001935","489:4890002666","489:4890002186","489:4890002664","489:4890002834","489:4890002578","489:4890001680","489:4890002505","489:4890001928","489:4890002180","489:4890002839","489:4890002023","489:4890003464","489:4890003181","489:4890002496","489:4890002189","489:4890002835","489:4890002004","489:4890001920","489:4890003259","489:4890001919","489:4890001839"],"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":[0.8389840560209746,0.8315687219255613,0.8279213128669712,0.8234081674974726,0.8179669202076704,0.8151987753323394,0.8108776379302418,0.8051369231730842,0.8031041585424646,0.7976768480991316,0.7928429203140991,0.7740644262042485,0.7705617091059598,0.7578876072582904,0.7550897297966166,0.7545734904448909,0.7523076226866616,0.7492222976521529,0.7453059519703528,0.7427651468128632,0.7418622777067596,0.736743367281535,0.7354545288977838,0.7328827016817546,0.7291807321910434],"twin_dists":[0.07695840415661322,0.07888019457342901,0.07981464315018647,0.08096156170895297,0.08233128468699467,0.08302287918682762,0.0840957341342827,0.08550889792173832,0.0860061100695913,0.0873258351735449,0.08849212602229461,0.09294879803419036,0.09376821738309676,0.0967055199530404,0.09734847684163607,0.09746690513978323,0.09798596986747983,0.09869086096496145,0.09958256566411502,0.10015931440179399,0.10036393545545756,0.10152092871477837,0.10181142031932554,0.10239013574367775,0.10322099718621025],"n_dims_used":45,"mean_confidence":0.9177232530381945},"coverage":{"mean_confidence":0.9177232530381945,"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}}