{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000011481},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000011409","478:4780002052","468:4680003308","478:4780001408","468:4680003404","489:4890004436","485:4850009015","500:5000011662","500:5000011663","500:5000010531","489:4890004618","500:5000010712","472:4720004885","485:4850009018","498:4980002727","468:4680001883","489:4890005327","498:4980005249","500:5000006334","468:4680005276","472:4720006174","498:4980001558","500:5000011161","498:4980002898","478:4780005944"],"twin_admin_codes":[500,478,468,478,468,489,485,500,500,500,489,500,472,485,498,468,489,498,500,468,472,498,500,498,478],"twin_sims":[0.42588702945425466,0.40993832404426417,0.353874609728553,0.31508607012706247,0.28483039858313836,0.26660087207149324,0.26644426561231227,0.2646176127823298,0.2572675039632372,0.2457000658495095,0.2308094785635675,0.22061245351994546,0.20687389062345218,0.19530091330541013,0.18055069635921675,0.17614915266927292,0.1642451240095261,0.16175795887603633,0.1592563396076028,0.144723863336864,0.14244932192240073,0.14193815023626252,0.13503057116797587,0.13311365656525795,0.13217368929873383],"twin_dists":[0.16969195519002872,0.17344430811295541,0.18720069480524051,0.19738439251667259,0.20583048369839216,0.21118107613725134,0.2112280028503931,0.21177662730480587,0.21400847623429217,0.2176042078845063,0.2223975117119046,0.2257984943470412,0.23055160778724343,0.23472554694654502,0.24030245614858312,0.24202863805111383,0.24685688374842168,0.24789730578778513,0.2489555490742431,0.25535634510637834,0.25640059151644473,0.25663697401262914,0.25989530667778477,0.2608215982617687,0.2612794776649256],"n_dims_used":45,"mean_confidence":0.9239490085177952},"coverage":{"mean_confidence":0.9239490085177952,"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}}