{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005144","490:4900004869","490:4900006303","490:4900005410","470:4700003300","490:4900005001","490:4900004866","490:4900005805","490:4900005276","490:4900007514","490:4900005004","490:4900007386","470:4700004159","490:4900005907","490:4900005396","490:4900005783","490:4900005254","490:4900004737","490:4900004870","490:4900005133","490:4900006164","490:4900005005","490:4900005544","490:4900005142","466:4660001246"],"twin_admin_codes":[490,490,490,490,470,490,490,490,490,490,490,490,470,490,490,490,490,490,490,490,490,490,490,490,466],"twin_sims":[0.8511305329357184,0.7364192688291131,0.6904664284471564,0.6590932344375969,0.6130837158131186,0.6061836431237448,0.6024447325071863,0.5851092963596896,0.5756337105303058,0.5661193398768076,0.5373691353581063,0.5284589173759109,0.52714250637236,0.5212862319873444,0.5179729157863457,0.5127104266002471,0.5103071504432781,0.5091817916102723,0.5058147185014085,0.4927978340188769,0.4914669925569543,0.488322743707804,0.48296815823968997,0.48048675536247387,0.4803593496619122],"twin_dists":[0.073740756346601,0.10159400762990567,0.11178081062482226,0.11859045259065662,0.1284712474230422,0.1299487928718989,0.130749407153764,0.13446326822104163,0.13649601504033726,0.138540272657891,0.14474685156071393,0.14668231941432108,0.14696884784009834,0.14824545508642137,0.14896918742998103,0.15012098266386226,0.15064796501211786,0.15089494811271562,0.1516347734932889,0.15450766204997943,0.15480259818111752,0.15550036013161334,0.1566917849587416,0.15724530315662397,0.15727374748975217],"n_dims_used":45,"mean_confidence":0.9163996378580729},"coverage":{"mean_confidence":0.9163996378580729,"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}}