{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000977},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001040","477:4770000526","477:4770000578","477:4770000366","477:4770000365","477:4770001100","477:4770000916","477:4770001103","477:4770000979","477:4770000854","477:4770000981","477:4770000863","477:4770000859","477:4770001339","477:4770000580","477:4770001043","489:4890004650","477:4770000419","477:4770001041","477:4770000424","477:4770001872","477:4770001814","477:4770000984","477:4770000683","477:4770001871"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,489,477,477,477,477,477,477,477,477],"twin_sims":[0.879521801025757,0.8343648694660678,0.7909358244087398,0.7794458934937861,0.7673929411526549,0.7659425508504458,0.7542283678711348,0.7435918825347355,0.7116423641035438,0.703793398533118,0.6871199080636216,0.6614864854036338,0.6569453343286901,0.6405974325448137,0.6405409488106559,0.6211435669287594,0.6112556124248669,0.5705611429870348,0.56079511228719,0.5590992767628071,0.5578922240137248,0.5428053248165176,0.5427468551771792,0.5423785304446725,0.5368334342833636],"twin_dists":[0.0658085515412794,0.07815908344182085,0.08894998235761307,0.09168292643283199,0.09450656868165881,0.09484361515004157,0.09754604319966781,0.09997179911501686,0.107125558513957,0.10885782243287571,0.11251156038916092,0.118073799400356,0.11905382074050201,0.12257207743117862,0.12258421109628341,0.12674486244011052,0.12886272764973075,0.1375854473234164,0.13968599254639627,0.14005122085420157,0.14031127531965737,0.14356912812761957,0.14358178356606033,0.14366151117860618,0.14486303137348416],"n_dims_used":45,"mean_confidence":0.9210470411512587},"coverage":{"mean_confidence":0.9210470411512587,"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}}