Upstream devices, such as load balancers or routers, within a server farm, may be configured to route requests to the servers handling sessions for those requests using a secure unique ID or network address received with requests identifying how requests may be routed through the server farm. The correspondence is determined by determining a similarity in brightness and color components at the pixel positions and a parallax between the corrected object images A robust, accurate image matching can be done by making dynamic matching between all pixels on a scan line in the images captured by the cameras. The flow monitor chokes the supply of vapor into deposition chamber to regulate vapor flow. The controller may compare the instantaneous motion to a threshold value representing a still condition and reduce a video stabilization strength parameter for the current frame if the instantaneous motion is less than the threshold value. The method includes placing the chair in a vacuum chamber and suctioning air from the chair. The present invention provides a structure of combining a touch controller with an LCD module controller in an LCD integrated with a touch panel, the LCD having the touch panel, an LCD module, and a back light, including a PCB on a rear surface of the back light, having the LCD module controller, and the touch controller integrated with the PCB.