wpmem_hidden_posts

add_filter( 'wpmem_hidden_posts', function( $hidden ) {
    /**
     * $hidden is a simple array of numeric post IDs.
     * For example:
     * 
     * $hidden = array( "234", "123", "353" );
     * 
     * You can alter this as needed to return an array
     * that adds or removes post IDs based on conditional
     * criteria in your filter function
     */
     
    return $hidden;
});