{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003281},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003196","480:4800003438","480:4800003761","480:4800003280","480:4800003499","480:4800002849","480:4800002843","480:4800002798","480:4800002608","480:4800003756","480:4800003331","480:4800003144","480:4800002891","480:4800003384","480:4800003760","480:4800003498","480:4800002806","480:4800003334","480:4800003332","480:4800003060","480:4800003111","480:4800003624","480:4800003145","480:4800003383","480:4800003151"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4434473294493872,0.3878158204842878,0.3635110303385925,0.35831416765330554,0.3281038420475847,0.3224391805581788,0.3148915241086369,0.2964256002904128,0.2772508730861505,0.25268651414635973,0.2515686813670993,0.23647060010349205,0.22698693291305008,0.21633138283599282,0.21461303595136813,0.21253793581755082,0.21054162085489986,0.2103713844700891,0.2037735087427537,0.20238991503861659,0.2003787143234288,0.19584333816563188,0.19343052722805257,0.17067735387081964,0.16883708702064773],"twin_dists":[0.16562701912314967,0.17875794798180378,0.18476403378855938,0.1860739399689762,0.1938939651790554,0.19540312571844107,0.1974371645810767,0.20253417396347673,0.2080289713525749,0.21541989841164477,0.21576677063875313,0.22055207206178215,0.22366052147726728,0.22725763230154528,0.22784876723122374,0.2285669057315572,0.22926227334499413,0.22932177770711407,0.23165372325795933,0.2321492688111016,0.2328737658336409,0.234526156319969,0.23541604737535113,0.24421793667248426,0.24496552536198893],"n_dims_used":42,"mean_confidence":0.9118165515718006},"coverage":{"mean_confidence":0.9118165515718006,"n_dims_used":42,"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}}