You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: SE2BinghamFilter.m
    path of file: ./repos/libDirectional/lib/filters
    
    the code of the file until where you have to start completion: classdef SE2BinghamFilter < AbstractSE2Filter
    % Perfoms state estimation with a Bingham-like SE(2) distribution.
    %
    % Igor Gilitschenski, Gerhard Kurz, Simon J. Julier, Uwe D. Hanebeck,
    % A New Probability Distribution for Simultaneous Representation of Uncertain Position and Orientation
    % Proceedings of the 17th International Conference on Information Fusion (Fusion 2014), Salamanca, Spain, July 2014.
    %
    % A Stochastic Filter for Planar 
    
function setState(this, distribution)
            % Sets the current system state
            %
            % Parameters:
            %   distribution (SE2BinghamDistribution)
            %       new state
            arguments
                this (1,1) SE2BinghamFilter
                distribution (1,1) SE2BinghamDistribution
            end
            this.curEstimate = distribution;
        end
        
        function this = predictIdentity(this, sysNoise)
            % Prediction step using a noisy identity model.
            %
            %  This prediction step assumes the system to evolve according to
            %        x_{t+1} = x_t [+] v,
            %  where v is the system noise and x_t is the current system state.
            %
            % Parameters:
            %   sysNoise (SE2BinghamDistribution)
            %       system noise v
            %
            arguments
                this (1,1) SE2BinghamFilter
                sysNoise (1,1) SE2BinghamDistribution
            end