{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003075},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005006","477:4770003236","477:4770002919","477:4770003155","477:4770003305","489:4890003654","489:4890003716","489:4890005202","477:4770002762","489:4890005264","489:4890005007","489:4890005229","472:4720004750","477:4770003163","489:4890005240","489:4890005082","477:4770002416","477:4770003458","489:4890004539","472:4720005946","477:4770003391","489:4890004353","477:4770002990","477:4770002996","489:4890004947"],"twin_admin_codes":[489,477,477,477,477,489,489,489,477,489,489,489,472,477,489,489,477,477,489,472,477,489,477,477,489],"twin_sims":[0.7125925110857706,0.5720761548837223,0.5682474321514203,0.5013071654265683,0.4699300834046512,0.4022776836598952,0.3463022134911205,0.3380957477852375,0.33740444174457807,0.33022980811207564,0.2993006938846841,0.2956560769027486,0.2873756275028569,0.2799081479751936,0.2762578037288882,0.2731874887896351,0.26603339454514713,0.2638935635218818,0.25612575721544883,0.2506836293818539,0.24913433012573985,0.24825301754945583,0.24637787024782648,0.24581141518104346,0.24292915195658796],"twin_dists":[0.10691526769781787,0.137259965236053,0.13808270333264752,0.15262725322366089,0.15961055131535712,0.17526923420072008,0.18913965739428504,0.19126646620792387,0.19144688389041195,0.1933312925503024,0.20172869831377388,0.20275053941088134,0.2051001582344092,0.2072541099021189,0.20831971223330895,0.2092226755402126,0.211351200895776,0.2119947446883627,0.21435875336166016,0.21604210689528028,0.21652558682314513,0.21680147148964488,0.21739056205817145,0.2175690842535971,0.21848158035504334],"n_dims_used":45,"mean_confidence":0.9222669813368055},"coverage":{"mean_confidence":0.9222669813368055,"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}}