binding format
data-bind = "table: {
chosenOption: *** or {***} //the option passed to chosen function when create the chosen
source: ***, //source items
valueProp: *** //the property of the items in source that will be used as the value of the option
selectedValue: *** //the value that user is selected, it can be array
selectedValueItemProp: the prop of the items in selectedValue array, that will be used to match the value in source
displayProp: the property of the items in source that will be used as the text of the option
}"
Demo Html, Please download demo.zip