With a simple technique of clockwise rotation of the image, it is easy to identify the face. Therefore, the angle orientation approach has been implemented by rotating the captured images in the clockwise direction to correlate the input image with the database image. Here, the database image has the different angle when compared to the captured images. This phenomenon is illustrated with the sample dataset of the images considered as shown in Fig. 8.3. With this, the object or the face is easily recognized. To achieve this, the input image is rotated in clockwise direction from horizontal axis to vertical axis such that the face rotates clockwise and the face resembles the same as the database pose, expanded the idea of increasing the reliability of angle oriented recognition system. The input images captured from devices at various instants may consist of the faces that are to be rotated in clockwise direction in order to match with database pose. Jagan Mohan, in Handbook of Computational Intelligence in Biomedical Engineering and Healthcare, 2021 2.2 Clockwise rotation PAUSE startperiod ‘once again don’t forget the PAUSE after every phase change OUTA =%1000 ‘ step 4, set pin 3 to high so as to turn ON phase B. OUTA =%0100 ‘ step 3, set pin 2 to high so as to turn ON phase A. PAUSE startperiod ‘don’t forget to put a PAUSE after every phase change OUTA =%0010 ‘ step 2, set pin 1 to high so as to turn ON phase B + PAUSE startperiod ‘delay 100millisecs, this will give a 10Hz stepping rate This turns OFF all transistorsĪgain: OUTA =%0001 ‘ step 1, set pin 0 to high so as to turn ON phase A + Startperiod = 100 ‘ this variable will set the periodic time of the stepping rateĭIRA =%1111 ‘set pins 0,1,2,3 to out direction ![]() Startperiod VAR word ‘specify a 16 bit integer for the step period ‘you will know when the motor loses lock because it will be noisy and the shaft will stop turning. ‘programme is to determine the “pull-in” rate by decreasing the period until the motor loses lock ‘programme to step the stepper motor CW in Full Step mode which gives 200steps/rev ![]() ' ‘specify that we are using the Basic Stamp 2 module The results presented qualitatively agree with those reported by Bau and Torrance (1981) for an open U-shaped loop. ![]() Furthermore, the number of oscillations before the steady state increases as Q ˆ is increased. In general, an increase in the dimensionless heating rate Q ˆ corresponds to a shorter quiescent state and a reduction in the peak (and in the steady state value) of the dimensionless temperature difference at the cooler. The temperature oscillations are damped with different features, depending on the heat input rate, until a steady state (and a constant flow rate) is achieved. These considerations are reflected in the oscillating behaviour of the temperature difference ΔÎ, which results from the time lag between the heating process and the subsequent generation of a buoyancy force. In turn, the cold fluid first enters the heater and then rises in the ascending leg causing a deceleration of the flow. The ascending warm pulse accelerates the fluid causing a rapid increase of the flow rate until the first, peak of ΔÎ is reached. Let us note that ΔT is measured between C and D sections of Fig.1.Īs it can be observed from the Figs.2 and 3, after a quiescent state (ΔÎ=0) the temperature difference ΔÎ begins to rise, pointing out the starting of unidirectional flow through the loop.
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