{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940000862},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940000801","494:4940000747","494:4940000693","494:4940000818","494:4940000297","494:4940006053","494:4940000698","494:4940000802","494:4940000397","494:4940000876","494:4940000360","494:4940000869","494:4940000541","494:4940000805","494:4940001060","494:4940000631","494:4940000353","494:4940000416","494:4940000700","494:4940000398","494:4940000411","494:4940000751","494:4940000213","494:4940001226","469:4690004277"],"twin_admin_codes":[494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,469],"twin_sims":[0.4231293506509114,0.4175136562085087,0.38412807093430296,0.28444108202713114,0.26310713157901255,0.20656281810414545,0.20467516889950732,0.171651458093588,0.15825913762658567,0.14643819239856512,0.13927454318953741,0.13021772934741274,0.1296097376383555,0.12946039966830503,0.12813123669041138,0.12559487457125174,0.12287551910667056,0.12077362946022416,0.11706274993416808,0.11575536739680048,0.10953894107262006,0.1041167296933549,0.099331562187598,0.09890820536166481,0.09869405430396885],"twin_dists":[0.1703364532582569,0.17165438082531695,0.17965723902439554,0.20594253923157993,0.21223207862239066,0.23066167515254907,0.23133202689608803,0.24382455584240076,0.24938076038925833,0.2545773074711107,0.2578790752109225,0.2622401893151614,0.2625410343068308,0.2626150923416559,0.26327709738062843,0.26455492570516737,0.26594689443381164,0.2670389576754333,0.269002963378601,0.26970626843101686,0.27313658641707617,0.2762539095623532,0.2791118409044079,0.27936983822741385,0.2795006735397781],"n_dims_used":45,"mean_confidence":0.9184747483995226},"coverage":{"mean_confidence":0.9184747483995226,"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}}