{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000578},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000633","489:4890000521","489:4890000579","489:4890000746","489:4890000401","489:4890000687","489:4890001122","489:4890000454","489:4890000637","489:4890000398","489:4890000361","489:4890000481","470:4700006728","489:4890001001","489:4890000392","489:4890000602","489:4890000502","470:4700006726","489:4890000427","472:4720001908","489:4890000747","489:4890000769","489:4890000548","489:4890000632","470:4700004818"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,470,489,472,489,489,489,489,470],"twin_sims":[0.9749617729032685,0.9072910375893707,0.8855720080700353,0.852733136497611,0.8431645590005017,0.8364758700883589,0.8217149675291928,0.8135841989513727,0.8036702734408382,0.7933052786579832,0.7764122632031879,0.7067841085883361,0.7062829559520876,0.6959346431782631,0.6841128858525428,0.6833783711111001,0.674267001773098,0.659161162568473,0.6571930701786688,0.6405670502554066,0.6405204185435053,0.6382907359989,0.6363040056193737,0.6360986679273878,0.6307580602603109],"twin_dists":[0.029247443896655144,0.05728981392566723,0.06402733349306929,0.07330920332397402,0.07586118412610622,0.07761184725847109,0.08138928521716528,0.08342469380538016,0.08586780203456289,0.08838093212608832,0.09239757593272031,0.10819878104679234,0.10830930103606665,0.11058406894955292,0.11316716681381239,0.1133271691550119,0.11530764319496095,0.1185757935604301,0.11900039143007078,0.12257860407908894,0.1225886213137553,0.1230674908034292,0.12349402078279047,0.12353809639669908,0.12468396035407042],"n_dims_used":45,"mean_confidence":0.9147542317708334},"coverage":{"mean_confidence":0.9147542317708334,"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}}