{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000345},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000453","489:4890000498","489:4890000309","489:4890000632","489:4890000495","489:4890000454","489:4890000595","489:4890000342","489:4890000745","489:4890000415","489:4890000594","489:4890000339","489:4890000416","489:4890000637","489:4890000762","489:4890000704","489:4890000462","489:4890000398","489:4890000274","489:4890000362","489:4890000747","489:4890000597","489:4890000224","489:4890000401","489:4890000770"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.880073580806733,0.8662330523125191,0.851299201769581,0.8219549785301231,0.8203791897420536,0.8200786895099443,0.7957547964707354,0.7950046491375371,0.7881217883338907,0.7838559359984321,0.771835996495971,0.7673037550676717,0.7575007740409443,0.7534631679564641,0.746033414888716,0.7452880306515665,0.7403722045329207,0.7342111990518942,0.7285883067479907,0.7271286087888553,0.7212156387945656,0.707188558847931,0.6813709277509861,0.6802539779826932,0.6779527390382546],"twin_dists":[0.06564760570936613,0.0696014070445971,0.07369541762409297,0.08132873878467259,0.0817257579885665,0.08180133638903571,0.08779057795459143,0.08797159703595528,0.08962330517835657,0.09063900004967075,0.09347051445492212,0.09452731029718461,0.09679452741637957,0.09772140713443968,0.09941718315817451,0.0995866384923714,0.10070127060058054,0.10209135225567055,0.1033537291443075,0.103680506334714,0.10500046739162006,0.1081095618047753,0.11376418563661535,0.11400717363483735,0.11450742696273081],"n_dims_used":45,"mean_confidence":0.9146732754177518},"coverage":{"mean_confidence":0.9146732754177518,"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}}