Applying Hybrid Heuristic Approach to Identify Contaminant Source  Information in Transient Groundwater Flow Systems

<table>Flowchart of TS process in SATSO-GWT. The OFV<sub>GO</sub> represents the current global optimal OFV, OFV<sub>CULO</sub> represents the optimal OFV at current location, GOLO represents the global optimal location, CALO represents the candidate location, and CULO represents the current location.</table>

Mathematical Problems in Engineering

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Figure 2

Figure 2: Applying Hybrid Heuristic Approach to Identify Contaminant Source  Information in Transient Groundwater Flow Systems 