{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001766},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001425","500:5000001870","473:4730001661","500:5000004445","500:5000001864","500:5000003388","473:4730001743","473:4730001654","500:5000003212","500:5000004621","500:5000002092","500:5000001867","500:5000005324","500:5000001545","500:5000001612","500:5000002591","500:5000001973","500:5000003748","500:5000002222","500:5000005965","500:5000001547","500:5000003378","500:5000002334","500:5000005149","500:5000001860"],"twin_admin_codes":[500,500,473,500,500,500,473,473,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.7951383118442182,0.6894182703765923,0.6888600518325352,0.6722066873058986,0.6665534993384233,0.6419507093541941,0.6320286058050464,0.6196863239385926,0.6087207478743764,0.6079742874113532,0.5891031835361505,0.5781844866149197,0.5752702564283225,0.5726557826953319,0.5683255937645263,0.5667377720345211,0.5637891489143966,0.5595313505135757,0.5548856284693234,0.5542978802853965,0.553954962978172,0.5526044528917616,0.5462355924810918,0.5424223448372272,0.5397704385168194],"twin_dists":[0.08793935749275392,0.11200981820314186,0.11213173194757442,0.11575444505165969,0.11697861810874326,0.12228133082441997,0.12441143784681408,0.127057062297264,0.12940552862685292,0.1295653672952252,0.13360719780413324,0.1359485388800919,0.13657404189579375,0.13713546325411394,0.13806590133188285,0.1384072801659721,0.13904153553314738,0.13995815158278369,0.14095938847745748,0.14108614677186812,0.14116011241765747,0.14145147985978407,0.14282709097250593,0.14365202659297036,0.1442263454284572],"n_dims_used":45,"mean_confidence":0.9205044216579861},"coverage":{"mean_confidence":0.9205044216579861,"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}}