{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012137},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011664","490:4900011118","490:4900011806","490:4900011530","490:4900011194","490:4900011864","490:4900011336","490:4900011595","490:4900011989","490:4900011035","490:4900011796","490:4900011034","490:4900011119","490:4900011115","490:4900011191","490:4900011792","490:4900012064","490:4900011729","490:4900011196","490:4900012122","490:4900011266","490:4900011601","490:4900011789","490:4900011922","490:4900011920"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6904801340521259,0.5744328260726275,0.557644740468461,0.5546671941590682,0.5067448576367442,0.4512334460314403,0.4166574563727725,0.4091360379835161,0.39196110945220114,0.3799782924005346,0.37309734746344847,0.37118601545039415,0.36438517023621025,0.3631186926758144,0.3513429386001095,0.35060541927165384,0.34534047132695117,0.330566131035602,0.3245882601056395,0.32367087982041265,0.3019532871982617,0.29778776780727223,0.29725732294336615,0.2958784998876514,0.2957753022587113],"twin_dists":[0.11177781534370416,0.1367538407115915,0.14036460450643498,0.1410064953202438,0.15143027067817558,0.16384483271307831,0.17185597964727967,0.17363471619084855,0.17775188611300122,0.18067414539140847,0.18237226044307825,0.18284666972876326,0.184544637196068,0.18486259166107288,0.18784650931063426,0.1880351020668206,0.18938750674240365,0.19324246156887825,0.19482885560753727,0.19507373520720872,0.20098956652685132,0.20215198495304545,0.20230069162591852,0.20268796709343853,0.2027169953322209],"n_dims_used":45,"mean_confidence":0.9120078192816841},"coverage":{"mean_confidence":0.9120078192816841,"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}}