The task of Grammatical Error Correction (GEC) has received remarkable attention with wide applications in Natural Language Processing (NLP) recent years. While one the key principles GEC is to keep correct parts unchanged and avoid over-correction, previous sequence-to-sequence (seq2seq) models generate results from scratch, which are not guaranteed follow original sentence structure may suffe...

Layout generation plays a crucial role in graphic design intelligence. One important characteristic of the layouts is that they usually follow certain principles. For example, principle repetition emphasizes reuse similar visual elements throughout design. To generate layout, previous works mainly attempt at predicting absolute value bounding box for each element, where such target representati...