{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002101},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001865","480:4800001878","480:4800001702","480:4800001818","480:4800001816","480:4800001984","480:4800001866","480:4800002143","480:4800001252","480:4800001880","480:4800001416","480:4800002472","480:4800001985","480:4800001937","480:4800001309","480:4800001647","480:4800001532","480:4800002144","480:4800001650","473:4730009492","480:4800001821","480:4800001594","473:4730007107","480:4800001529","473:4730009438"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,473,480,480,473,480,473],"twin_sims":[0.5762304964121757,0.48719585606200994,0.44872117724428945,0.4448084854968939,0.37246121596586435,0.3468324583993682,0.31533435766200707,0.29809407855491116,0.24682212884965912,0.24315381940646344,0.22344916797832537,0.20883987978412027,0.20542847636559086,0.18897416543059037,0.17266084428510636,0.1482948779914322,0.14005503841303046,0.13775097444668336,0.13088070915560762,0.12405012127078124,0.12292709212154199,0.11244238090491332,0.1112503909546594,0.10770264280315728,0.1026043129568983],"twin_dists":[0.13636790626968048,0.15575076456326212,0.1644185947401674,0.16531460800341216,0.18253002024352075,0.18900316426489355,0.19731706949343472,0.20206618363243672,0.21725073552473553,0.21841020248456533,0.2248420588156036,0.22985857671324572,0.23106400349297848,0.23708017348534152,0.2434186101006806,0.2537411519795867,0.25751329167791837,0.2585975370100996,0.2619133410916787,0.26534280091725737,0.26592027857208406,0.27151623545800474,0.27217750436799737,0.27417861775223396,0.27714590618544843],"n_dims_used":43,"mean_confidence":0.9139028149981832},"coverage":{"mean_confidence":0.9139028149981832,"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}}