@article {5305,
	title = {Unsupervised Question Clarity Prediction Through Retrieved Item Coherency},
	journal = {ArXiv},
	volume = {abs/2208.04882},
	year = {2022},
	doi = {10.48550/arXiv.2208.04882},
	author = {Negar Arabzadeh and Mahsa Seifikar and Charles Clarke}
}
