scaling</li>
                                    </ul>
                                </div>
                                
                                <div class="after">
                                    <h5>Optimized Implementation</h5>
                                    <pre><code class="language-matlab">% System object approach
persistent fir_filter;
if isempty(fir_filter)
    fir_filter = dsp.FIRFilter('Numerator', coeffs);
end
output = fir_filter(input);</code></pre>
                       