{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002557},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002461","474:4740002465","474:4740002751","474:4740003295","474:4740000906","474:4740002842","474:4740002143","474:4740002663","474:4740002659","474:4740003206","474:4740001939","474:4740001938","474:4740002664","474:4740002365","474:4740003290","474:4740001630","474:4740002255","474:4740001733","474:4740003205","474:4740002850","474:4740002937","474:4740002360","474:4740001324","474:4740001215","474:4740002559"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.767681352188503,0.7410205259751246,0.6738455680639253,0.6730206028637912,0.6390914266153237,0.5203322174189483,0.5091717830632866,0.5039662372008193,0.49759717173777857,0.4887837225014456,0.473036812256669,0.46400179481786885,0.4447685775501798,0.443860970602026,0.4422173120466362,0.426464198597257,0.4218866640580153,0.418192997112627,0.3930225644411828,0.37610336490737706,0.36062401557399093,0.3490429656705321,0.34253330684973743,0.3362762613463001,0.32997121330962625],"twin_dists":[0.09443947952216808,0.10055455394134649,0.11539906516746028,0.11557798154547931,0.12289554888009102,0.14845373039856918,0.15089714532625284,0.1520414838355514,0.1534459698606027,0.1553979770077662,0.1589126804854887,0.1609465996938117,0.16532376241088068,0.16553204172494904,0.16590964917839288,0.16955728440852777,0.1706274554491648,0.17149455055512358,0.17749507220573765,0.18162855497886154,0.1854905394309935,0.18843532763442003,0.19011303911450578,0.19174174664402435,0.19339962742608346],"n_dims_used":45,"mean_confidence":0.9210276285807292},"coverage":{"mean_confidence":0.9210276285807292,"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}}