{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000011378},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004173","499:4990004199","500:5000011063","499:4990004102","500:5000010644","499:4990004064","500:5000008930","500:5000010894","499:4990003991","499:4990004083","500:5000011141","499:4990004035","500:5000011133","500:5000009748","499:4990003993","499:4990004189","500:5000011130","500:5000009828","500:5000011204","499:4990003117","500:5000011070","500:5000010992","500:5000011331","468:4680000087","499:4990003555"],"twin_admin_codes":[499,499,500,499,500,499,500,500,499,499,500,499,500,500,499,499,500,500,500,499,500,500,500,468,499],"twin_sims":[0.6865962850044741,0.6280835180172187,0.5692923154993643,0.484086550157777,0.476039318529767,0.46425170429120954,0.4528778830362743,0.44216613746198113,0.43644276346812916,0.4290426080511023,0.4222587669226679,0.4130849233035366,0.4092744941823459,0.40363529440570556,0.4035064767974627,0.3990575756691882,0.3963391455325756,0.3909100754671394,0.38967058371856444,0.3818567949891256,0.3756571952959504,0.37462410589265127,0.37245578678566893,0.3657644985933394,0.36354720016493],"twin_dists":[0.11262579084197027,0.12525748020095445,0.13785811194937617,0.15644260099349563,0.15823966652155222,0.16089015954216954,0.16346991330642419,0.16592141451521616,0.167240627261404,0.1689565798138909,0.1705402817458648,0.1726990905534834,0.17360184439458595,0.17494469901356238,0.17497547160831897,0.17604098204662066,0.17669470593122794,0.17800649833738222,0.17830717617087072,0.1802131593385097,0.1817387551655604,0.18199416589163112,0.18253136724524774,0.1841989848928511,0.1847549503944644],"n_dims_used":45,"mean_confidence":0.9286973741319444},"coverage":{"mean_confidence":0.9286973741319444,"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}}