{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002240},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001555","500:5000001798","500:5000001493","500:5000001437","500:5000001443","500:5000001383","500:5000001384","500:5000001494","500:5000001624","500:5000001387","500:5000001381","500:5000002362","500:5000002119","500:5000001175","500:5000001380","500:5000001392","500:5000002241","500:5000001279","477:4770002336","500:5000002116","500:5000001330","500:5000001491","500:5000001436","477:4770002266","500:5000001501"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,477,500,500,500,500,477,500],"twin_sims":[0.9495291851926423,0.8679739888796395,0.8507194993429981,0.8443589537228287,0.8395184462012032,0.834093636465739,0.8301069402549176,0.8252591177472186,0.8129657293368378,0.8081516117689043,0.8044668961007373,0.7961063821564667,0.7870286934341183,0.780404176556477,0.7775287561406519,0.7658982945282512,0.7516828151280337,0.7496181271965108,0.7488088778707419,0.741698716037053,0.7412430756765693,0.7367933022627343,0.7283537515839977,0.7187159254770078,0.7129173418266113],"twin_dists":[0.04179820733754407,0.06911312825379998,0.07385116449763553,0.07554578540197714,0.07681871829710779,0.07822921775415347,0.07925552525611236,0.08049240181365015,0.08357830907694766,0.08476847191174142,0.08567296570687662,0.08770566658287285,0.08988413732249452,0.09145659930689663,0.09213487812393038,0.09485389076299329,0.0981288916429626,0.09860054753655179,0.09878515055533214,0.1004009861182185,0.10050417067315699,0.10150966737306566,0.10340626355894801,0.10555673831988467,0.10684334417189638],"n_dims_used":45,"mean_confidence":0.9240663316514757},"coverage":{"mean_confidence":0.9240663316514757,"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}}