{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001191},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003008","474:4740001086","474:4740003187","478:4780003865","474:4740000057","474:4740002546","474:4740000381","487:4870012969","474:4740000773","487:4870012055","474:4740002121","487:4870012897","478:4780004696","478:4780006323","474:4740002829","474:4740000201","487:4870011683","474:4740002638","478:4780004344","474:4740001084","487:4870011706","474:4740002432","478:4780001182","478:4780001254","475:4750003154"],"twin_admin_codes":[474,474,474,478,474,474,474,487,474,487,474,487,478,478,474,474,487,474,478,474,487,474,478,478,475],"twin_sims":[0.45672157684409326,0.4372480389419149,0.36903576211017086,0.3626298170830548,0.35342147856960693,0.32078647852639314,0.2972498715857072,0.2903153449179794,0.2838830886669958,0.28327882480365374,0.2818096342015189,0.2816287611403319,0.2774281379567781,0.2517132366942993,0.2503306192650844,0.24993626089856846,0.24234466557501577,0.23962686055866428,0.23842813671033128,0.2348175139417031,0.23240054707871222,0.226852669548979,0.22133091043852035,0.21661281351787612,0.21330736775897288],"twin_dists":[0.1625955255042329,0.16705460525180277,0.18338183083062456,0.1849854760171452,0.1873161089679632,0.19584620988054838,0.2023027816744563,0.20426144338252447,0.20610330559512646,0.2062776182207784,0.2067023760105606,0.20675476073407945,0.20797714043077647,0.21572185877129768,0.2161521001083505,0.2162750941528902,0.21866747457499916,0.21953570235818026,0.21992067875375856,0.22108793048815653,0.22187587274460338,0.22370513845887022,0.2255554839216577,0.2271611181444143,0.22830007445459075],"n_dims_used":45,"mean_confidence":0.9222503662109375},"coverage":{"mean_confidence":0.9222503662109375,"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}}