{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001409},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001525","480:4800001800","480:4800001281","480:4800001680","480:4800001690","480:4800001399","480:4800001576","480:4800001688","480:4800001568","480:4800001973","480:4800002026","480:4800001681","470:4700005046","480:4800001465","480:4800001455","470:4700004877","480:4800002128","480:4800001401","496:4960009120","496:4960009119","496:4960011251","480:4800001859","480:4800001279","488:4880005090","480:4800001687"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,470,480,480,470,480,480,496,496,496,480,480,488,480],"twin_sims":[0.6013892717713167,0.29257170520816955,0.2807427833145223,0.26390157754367966,0.23780166470939357,0.2374353553341112,0.22599858683123641,0.21814858102891818,0.21577583691465685,0.2001097792687749,0.17825505967398667,0.17531518584626402,0.17184844044690636,0.16595844214781272,0.16105002236489482,0.15914419489297513,0.14801615822564498,0.13938929390583865,0.13610052601389144,0.13525293192675963,0.12683398283233643,0.1228674322496021,0.11843806569668432,0.11450036045233139,0.11283137771787217],"twin_dists":[0.13097542271628684,0.20362112089657444,0.20701165376444983,0.21199232844763985,0.22012237502097493,0.22024047093447938,0.22398936903102604,0.22663592102576297,0.22744840035468272,0.23297102350754118,0.24119897573363902,0.24235914669649558,0.24374520132036276,0.24614678674212695,0.24819556608087756,0.24900327114652882,0.25386617784465165,0.2578252008950923,0.2593825678123496,0.2597884978356292,0.26392823931169657,0.2659510686799488,0.2682695852153215,0.27038716128560303,0.27130160594528846],"n_dims_used":43,"mean_confidence":0.9222554051598837},"coverage":{"mean_confidence":0.9222554051598837,"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}}