{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003621},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001089","470:4700005951","493:4930003622","493:4930003960","493:4930001738","470:4700006646","470:4700002683","481:4810002322","470:4700005231","481:4810001444","481:4810002761","470:4700001862","470:4700001127","488:4880001990","493:4930002430","470:4700002680","466:4660004287","493:4930003820","466:4660000058","493:4930002922","470:4700001274","470:4700002855","493:4930002565","481:4810002388","470:4700007040"],"twin_admin_codes":[493,470,493,493,493,470,470,481,470,481,481,470,470,488,493,470,466,493,466,493,470,470,493,481,470],"twin_sims":[0.6340290298617184,0.41359817641403446,0.3997355117588882,0.37943009593261795,0.3788425264934155,0.36543719575543077,0.32343445746759214,0.3111365511760187,0.30179867572148217,0.29994416867371315,0.2942020516337053,0.2903597823435883,0.2899800073486271,0.2895686226708167,0.28681897207263873,0.2829976128505737,0.28234587291694657,0.2736277798346768,0.2707677419962501,0.2681320028047378,0.2672214022733772,0.26588361018213286,0.26414117799604075,0.2639524066789127,0.25404642826013185],"twin_dists":[0.12398226122024775,0.1725777704434705,0.17587827018355895,0.1808088804740461,0.18095339726660703,0.18428094574319512,0.19513690684644233,0.19845938411699832,0.20103254400483486,0.20154904682891733,0.2031602737170291,0.2042488041589438,0.2043568597844857,0.20447400439433122,0.20525955167748,0.20635881623953353,0.20654718922300336,0.2090928072693621,0.20993871349439402,0.21072317643984873,0.2109953041701024,0.2113961425868713,0.21192010967574373,0.2119770044471133,0.2149992206886495],"n_dims_used":45,"mean_confidence":0.9251541985405816},"coverage":{"mean_confidence":0.9251541985405816,"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}}