{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001022},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003437","490:4900004006","494:4940007511","490:4900003993","490:4900000776","494:4940007796","490:4900001023","494:4940007613","490:4900000895","487:4870008197","490:4900003438","490:4900002892","496:4960007893","490:4900001045","490:4900002470","494:4940008726","490:4900001011","494:4940007592","490:4900001292","490:4900003186","496:4960007895","494:4940007677","490:4900004534","490:4900001266","490:4900002007"],"twin_admin_codes":[490,490,494,490,490,494,490,494,490,487,490,490,496,490,490,494,490,494,490,490,496,494,490,490,490],"twin_sims":[0.5141252208007185,0.3495820395564882,0.33421476644963305,0.3197620947903813,0.28591489821994276,0.26163234262298424,0.2580077031482326,0.2500127250538863,0.23907373568700496,0.23882052941718707,0.2352555011375889,0.23022890473512,0.2274726524702628,0.22683265462486732,0.22624444469862046,0.22565733646125727,0.22100651889396938,0.21042693727739695,0.20851049242324596,0.20821178866288292,0.20472144049984678,0.20315340854973762,0.19910783657035092,0.19730522071371956,0.19280563911886744],"twin_dists":[0.14981104279009547,0.18829713691070882,0.1922819289386579,0.19612148590294856,0.20551882122857462,0.21267834850579626,0.2137819146289707,0.2162512365206608,0.2197131852210409,0.21979452141870934,0.22094571444983807,0.22258844514368611,0.2234992582161646,0.2237117911059915,0.22390747694223725,0.2241031332029102,0.22566514049112094,0.22930235620605258,0.22997437811235685,0.23007949997081426,0.23131554422176528,0.23187553080526296,0.23333416137520005,0.2339906799918933,0.23564777490602176],"n_dims_used":45,"mean_confidence":0.9168924967447917},"coverage":{"mean_confidence":0.9168924967447917,"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}}