The National Mineral Deposit Database of China (2002)(also referred to as the Database 2002) has been ranking topin terms of daily data distribution volume in the NationalGeological Archives of China (also referred to as theNGAC). However, it cannot be updated in a sustainablemanner and cannot provide up-to-date, comprehensive dataat present. Therefore, a new edition of the database isurgently …
he backward model utilizes either near-field or far-field recordings to extractsound source signals. Compared to the forward model, undertaking measurementsconsumes much more time. Nevertheless, it saves the time to establish physical orempirical models. Moreover, synthesis from recordings overcomes the deficiency oflow realism which is probably the main drawback of the forward model. Arntzenet…