{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000405},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000429","480:4800000728","480:4800000434","480:4800000800","480:4800000512","480:4800000413","480:4800000337","480:4800000724","480:4800000500","480:4800000532","480:4800000309","480:4800000652","480:4800000766","480:4800000798","480:4800000465","480:4800000412","480:4800000402","480:4800000511","480:4800000320","480:4800000646","480:4800000713","480:4800000691","480:4800000507","480:4800000751","480:4800000471"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7264176348166722,0.6982766010523439,0.6535990102500243,0.5621129366816976,0.5431813472161293,0.5051691501341184,0.4969816012226314,0.4882129379870285,0.4696765207684626,0.4591988658562763,0.4588083968064684,0.45497542625618687,0.435820324451352,0.4250475927110744,0.4228383965001167,0.41860080853492054,0.41792371264614137,0.41411968133496263,0.41361815890370257,0.40914500639321544,0.40799959248860135,0.3826715896955497,0.3800520662163734,0.36936155653733727,0.36721274809442545],"twin_dists":[0.10383953394181895,0.11007044439817594,0.1197751572020006,0.1394022792797093,0.1434877460129024,0.15177676869225654,0.15358197911233465,0.15552475222534276,0.1596675779472025,0.16203339071340309,0.16212192165125772,0.16299241633852385,0.16738450662652501,0.16988795588661423,0.17040455434603693,0.17139865692380574,0.17155789252731793,0.17245456666508852,0.17257304840772103,0.17363258679335591,0.17390471282101394,0.1800135473941508,0.18065602052677654,0.18330064670921595,0.18383676596977638],"n_dims_used":43,"mean_confidence":0.9143512637116188},"coverage":{"mean_confidence":0.9143512637116188,"n_dims_used":43,"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}}