{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013202},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013281","490:4900013335","466:4660012830","490:4900013312","490:4900013248","490:4900013279","466:4660010338","490:4900013311","490:4900012611","490:4900012681","466:4660009997","490:4900012338","466:4660012439","466:4660011477","466:4660011961","466:4660010493","466:4660009999","490:4900013313","490:4900012940","466:4660010165","490:4900013241","466:4660010343","466:4660012576","466:4660010331","466:4660010336"],"twin_admin_codes":[490,490,466,490,490,490,466,490,490,490,466,490,466,466,466,466,466,490,490,466,490,466,466,466,466],"twin_sims":[0.19497022870789835,0.07122222639411362,0.06938099541969382,0.05317683493571852,0.05149623102300832,0.05131347947837066,0.05089022552822292,0.0499334014089804,0.040123758486753335,0.03887856142171038,0.03780665979780314,0.03638854953721728,0.03184920061198968,0.030589011144787882,0.027563606412603473,0.024994701653433402,0.024164066790256518,0.02411910860939582,0.024069119684941007,0.023286513112035508,0.022921717007691918,0.022186186618771964,0.022161367368097748,0.020475837681621097,0.020047671228260726],"twin_dists":[0.23484729228644494,0.29853906550919146,0.30001525442759025,0.3146144737321179,0.31633152491428107,0.3165210350837099,0.31696210707907807,0.31797057673798873,0.32936879975565314,0.3309793302126972,0.33240105847314694,0.3343354326528042,0.3409912970255953,0.3429824865453509,0.3480664843891018,0.35277561060777124,0.35438788274529265,0.35447650801186326,0.3545752183760338,0.3561442109359528,0.3568912381822055,0.35842936951413157,0.3584820392610529,0.36218498288350454,0.36316781682875],"n_dims_used":45,"mean_confidence":0.9117305331759983},"coverage":{"mean_confidence":0.9117305331759983,"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}}