{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003952},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003265","490:4900003527","490:4900003259","490:4900003130","490:4900002993","490:4900004493","490:4900003131","490:4900003536","490:4900003521","490:4900003254","490:4900002845","490:4900003139","490:4900004354","490:4900003258","490:4900003396","490:4900003252","490:4900003390","490:4900003256","490:4900001376","490:4900003267","490:4900003794","490:4900003125","490:4900003518","490:4900002550","490:4900003670"],"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":[0.6094143185785744,0.5158498710881759,0.45733096314801347,0.4478663081946223,0.4446552585042787,0.43882086491804445,0.3793085634482665,0.365752421901009,0.36242716703662253,0.35559861648084945,0.3340858015742664,0.33067219224788,0.32496487520772926,0.3075781432835301,0.2905047802787389,0.266740691836608,0.23482591561323982,0.23416820300437347,0.228443755825596,0.21762934012722546,0.19378091824257285,0.18566734624938247,0.1841114688624234,0.18177067868128066,0.1810753280667159],"twin_dists":[0.1292570139127371,0.1494335087107959,0.1624571447991404,0.1646141077546223,0.16534975816448302,0.16669166583586598,0.1808387633374928,0.18420200839664055,0.18503643899724354,0.186762282352539,0.19231578220719225,0.19321445852958924,0.19472843578665766,0.19943462157495942,0.20420757077767523,0.21113919399332387,0.2210852008015897,0.22129908418646893,0.2231775255247088,0.22681321051437164,0.23528633955062517,0.23833286007893087,0.23892768349565008,0.23982929565165848,0.24009870559511484],"n_dims_used":45,"mean_confidence":0.9184041341145833},"coverage":{"mean_confidence":0.9184041341145833,"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}}