{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011082},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010757","490:4900010671","490:4900010672","490:4900011320","490:4900010501","490:4900011390","490:4900010508","490:4900010927","490:4900010495","490:4900011238","490:4900010427","490:4900011088","490:4900011912","490:4900011228","490:4900010838","490:4900010513","490:4900010580","490:4900010666","490:4900011005","490:4900010600","490:4900011159","490:4900010586","490:4900010688","490:4900010918","490:4900011374"],"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":[0.5657207851416606,0.5354740758719906,0.45377907238428583,0.4473053189291994,0.446089796758284,0.40803822890642094,0.36547004603782596,0.35019444767507324,0.3201680044104477,0.31975672757087864,0.3156477720345573,0.29819986342474275,0.29354074766424976,0.28985991713680326,0.28140306611806815,0.2755792514780181,0.2721735958542987,0.26649420133587914,0.24614875603565226,0.24332513661652183,0.24087073517977822,0.23954116640128875,0.23833552808941438,0.23173731822070842,0.23083417777492718],"twin_dists":[0.13862599030124628,0.14515794384504968,0.16326466206885348,0.16474248546364093,0.1650208570382165,0.17389552813378611,0.1842727179419229,0.1881402825487928,0.19601234935031958,0.19612292950317112,0.19723213024746242,0.20203656404237494,0.20334702058914028,0.204391046048709,0.20682015543407095,0.20851873949339755,0.2095222236657596,0.21121303788007306,0.21746273713611775,0.2183558028718844,0.21913754670128105,0.2195631818524596,0.21995047286783417,0.22209302874944908,0.22238939590130535],"n_dims_used":45,"mean_confidence":0.8920171949598524},"coverage":{"mean_confidence":0.8920171949598524,"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}}