Abstract: Reversible data hiding hides data in an image such that the original image is recoverable. This paper presents a novel embedding framework with reduced ...

DREAM 证明了你根本不需要任何人工标注的正负样本,只凭"一篇文档能不能帮大模型预测出正确答案"这一个信号,就能把稠密检索器训得很强;而它的关键诀窍,是把检索器算出的相似度分数注入到冻结大模型里那些"本来就在替 query 寻找相关内容"的注意力头中,让下一个词预测的损失顺着注意力这条路反向把检索器调教出来。 一、研究背景:有没有可能,不标一条数据就把检索器练强? 先说清楚这篇论文在解决什么。稠 ...

June 25, 2026 • Oil may dominate the headlines about the Middle East, but the real power often flows through water. Three narrow passages - the Suez Canal, the Strait of Hormuz, and Bab el-Mandeb – ...

Cristina Kim is a reporter/producer for Throughline. Before joining NPR, Kim was the race and equity reporter at KPBS in San Diego where she covered housing, evictions, and the racial wealth gap. Her ...