{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000281},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960000806","493:4930005478","493:4930005684","493:4930005480","496:4960000173","496:4960000458","496:4960000335","496:4960000280","496:4960000402","496:4960000804","496:4960001764","496:4960000521","496:4960000174","496:4960000982","493:4930004863","496:4960008354","496:4960000522","496:4960009952","493:4930004292","496:4960000927","493:4930005366","496:4960001025","493:4930005484","496:4960001339","496:4960001024"],"twin_admin_codes":[496,493,493,493,496,496,496,496,496,496,496,496,496,496,493,496,496,496,493,496,493,496,493,496,496],"twin_sims":[0.7974007556818471,0.7882975024759764,0.7396292911938189,0.7018059798600725,0.6354532283965588,0.594423465480869,0.5870110635527678,0.573558864428162,0.5611006860513974,0.5427100863645873,0.5341119665214737,0.5172623325549496,0.5158899473062516,0.4952922479610979,0.491424797794829,0.48833307043622776,0.4755570896142273,0.45399482339141267,0.4507667632233946,0.44723086156322844,0.4426119897883278,0.4383111357928601,0.4382037687049387,0.43802294718164725,0.4357696735964776],"twin_dists":[0.08739267594130257,0.08958133958198446,0.10086928891390698,0.10929511763473478,0.12367662991186512,0.13246730514650912,0.1340555891509874,0.13694151033199004,0.13962019788207422,0.14358974210440348,0.14545360297844626,0.14912454442476644,0.14942473953095764,0.15395548633215228,0.15481195308125142,0.15549806625154308,0.15834766425562247,0.16321554573130342,0.16395132521427924,0.16475952898652893,0.16581892815001933,0.16680923277662818,0.16683400341673293,0.16687572612140136,0.16739621837617577],"n_dims_used":45,"mean_confidence":0.9251937866210938},"coverage":{"mean_confidence":0.9251937866210938,"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}}