{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001846},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940003279","494:4940001560","494:4940001350","494:4940001748","494:4940001837","494:4940001750","494:4940001937","494:4940001414","494:4940002050","494:4940001556","494:4940002049","494:4940001482","494:4940001480","494:4940003176","494:4940002715","494:4940003751","494:4940003622","494:4940001488","494:4940001343","494:4940003738","494:4940002158","494:4940001287","494:4940002832","494:4940001741","494:4940001939"],"twin_admin_codes":[494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494],"twin_sims":[0.3546711319950647,0.30065489038598514,0.2711181040632619,0.2671327721061717,0.2633770419849784,0.25879003794059025,0.25472877579890235,0.2276486577616781,0.22308348455027294,0.21904214158449362,0.20169883862301388,0.19806116816132083,0.18648862226121915,0.1589713069476207,0.15375275765389193,0.15128361419443556,0.14376571875660504,0.1417822476493034,0.1415021418985382,0.1406286105318191,0.139972473717398,0.13252167220736794,0.1313522909947809,0.1273675308402417,0.12294968248747751],"twin_dists":[0.1869980032649764,0.20135088243156143,0.20983479281159803,0.2110218215111665,0.21215057359328396,0.21354290139996596,0.21478868125526765,0.22344087918267191,0.22496489707984696,0.22633148616181906,0.23239765521888053,0.23371485884582346,0.2380202928129329,0.24907688988358498,0.2513270621000089,0.2524112557975932,0.2557947353799935,0.25670919445826085,0.25683909947294636,0.25724545165435014,0.2575519140697472,0.2611096824839132,0.2616816110023498,0.26365982310690883,0.2659086227876],"n_dims_used":45,"mean_confidence":0.9174396091037327},"coverage":{"mean_confidence":0.9174396091037327,"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}}