{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011559},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009722","490:4900010391","490:4900011429","490:4900011495","490:4900011753","490:4900011067","490:4900011560","490:4900012017","490:4900008436","490:4900011430","490:4900010126","490:4900010479","490:4900012021","490:4900010908","490:4900008657","490:4900008771","490:4900011066","490:4900008772","490:4900009723","490:4900010124","490:4900010311","490:4900010027","490:4900008774","490:4900008545","490:4900010026"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.41847858280037536,0.3956357521064734,0.36324354160162575,0.2684220069253775,0.254581307937031,0.22371386775748792,0.2153172571409707,0.16754616290002072,0.166771065478763,0.16199792612529848,0.13496950843042654,0.1328757655265747,0.129551584077044,0.11886738766270752,0.11629893414406475,0.11599027075381058,0.11595546201614472,0.11146615690641778,0.10240040868864113,0.09316826340517997,0.09174616913319483,0.08714729156321498,0.07505118030306074,0.06925293415433187,0.06733354206211709],"twin_dists":[0.17142739315954947,0.17686419157426703,0.18483122292229054,0.21063663077007277,0.21483415235409406,0.2247532259504845,0.22760612089044135,0.24549345188430147,0.24581183831886994,0.24779642031287719,0.25992466066574427,0.2609372498745205,0.26256986551139766,0.2680419882960154,0.26941312053306127,0.26957945461715843,0.2695982338419816,0.2720574019217533,0.2772669484356004,0.2829564302607306,0.28387185429518697,0.28691126677291673,0.2955656288805765,0.3001191046833656,0.3016946473413993],"n_dims_used":44,"mean_confidence":0.8838702982122247},"coverage":{"mean_confidence":0.8838702982122247,"n_dims_used":44,"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}}