The article explores how different shapes and sizes of labyrinth weirs affect how well they work. By changing the dimensions of the weir, researchers found that the efficiency of water flow can be improved or worsened. They discovered that having the right size of the top part of the weir is crucial for optimal performance. Also, having too many cycles in the weir can reduce efficiency, and taller weirs can be better up to a certain height. Overall, the study shows that the design of labyrinth weirs plays a big role in how well they work in controlling water flow.