In order to meet the ambitious emission-reduction targets of Paris Agreement, energy efficient transition building sector requires retrofit methodologies as a critical part greenhouse-gas (GHG) emissions mitigation plan, since in 2050 high proportion current global stock will still be use. This paper reviews with focus on contrast between data-driven approaches that utilize measured data, acqui...

Optimization techniques (OT) are tools to find the best solution during a decision making process. Each of these has its own advantages and disadvantages depending on their objectives focus areas. Early application OT was recorded as early 1930s with introduction Monte Carlo Method, which is widely used in business studies. The idea conceived due poly-objectives, or multi-objectives, identifyin...