{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004434},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002611","490:4900003215","490:4900004010","490:4900004151","490:4900004148","490:4900002452","490:4900003193","490:4900001993","490:4900003061","490:4900004578","490:4900002760","490:4900003607","490:4900001846","490:4900003340","490:4900004007","490:4900002313","490:4900003049","490:4900003589","490:4900003333","490:4900003048","490:4900001841","490:4900002151","490:4900004012","490:4900004580","490:4900004442"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6720086867445786,0.6710827500832687,0.617577175635009,0.5878978623044425,0.5680949993039779,0.550736029259829,0.5355977346806113,0.5245670410968489,0.5205904765300873,0.5153209119957626,0.5014721339866907,0.5007167523818429,0.4909083888225638,0.48411434865141983,0.48046709718813385,0.4709186352545296,0.47064424344771283,0.46229748961645334,0.4581597778168268,0.4505744136881354,0.4463985247712909,0.4308008700221178,0.42119871820543714,0.4185369989669358,0.4181776192690863],"twin_dists":[0.11579736479044514,0.11599803303107349,0.12750886907303954,0.1338655155902309,0.13811547180686187,0.14185477012767925,0.14513110996374454,0.14752987645937418,0.14839733985922698,0.14954926725041942,0.15259088742174362,0.1527574314461314,0.15492646418789544,0.1564364096195476,0.15724969184349505,0.1593883235355014,0.15944999141314792,0.16133178794526426,0.16226904256175959,0.16399522946269476,0.16495012674717052,0.1685477965925516,0.17078870792804932,0.17141365861138805,0.17149816731316175],"n_dims_used":45,"mean_confidence":0.9150789048936632},"coverage":{"mean_confidence":0.9150789048936632,"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}}