{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940002017},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940004181","494:4940006334","466:4660003013","466:4660003444","493:4930004833","494:4940003931","494:4940007498","494:4940003683","493:4930006957","494:4940003567","493:4930006152","493:4930007108","493:4930005720","490:4900003196","493:4930007026","490:4900004160","466:4660004257","493:4930005586","493:4930004691","494:4940008687","494:4940007800","479:4790005533","496:4960007768","493:4930004676","466:4660005937"],"twin_admin_codes":[494,494,466,466,493,494,494,494,493,494,493,493,493,490,493,490,466,493,493,494,494,479,496,493,466],"twin_sims":[0.20952953026384805,0.19898867939245074,0.18047207800709558,0.15386958175793927,0.14905766334458662,0.14752143157297265,0.14528116018146614,0.14201553849819185,0.12471877001320374,0.1214952217434874,0.11985023703192604,0.104669103412632,0.10447888509172062,0.10435290260178141,0.1041067733451226,0.09246162907967437,0.09165588183636615,0.09087895102314858,0.08796013191543413,0.08776555625030866,0.08255457047043488,0.08050009406506825,0.08010703723985138,0.0775065877765681,0.07228444970196526],"twin_dists":[0.22961652106670916,0.23337743177817313,0.2403330251463141,0.2512760824216043,0.25339987217964643,0.25408852710171914,0.2551023480537569,0.256601146524028,0.26500085823801806,0.2666624230305455,0.26752330747563946,0.27593064624746505,0.2760418166154178,0.27611553205522676,0.2762597485155651,0.2834099113302724,0.2839303512294678,0.2844356157864496,0.2863649461705596,0.2864953566236508,0.29007668042510293,0.29153839622945016,0.29182144582471814,0.2937227084285481,0.29770146324411895],"n_dims_used":45,"mean_confidence":0.9212810940212673},"coverage":{"mean_confidence":0.9212810940212673,"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}}