Using Machine Learning to Detect Pedestrians

Cars have developed profoundly over the past decade, particularly in regards to measures taken to prevent accidents and promote overall safety. Advanced Driver Assistance Systems, or ADAS, are widely available and highly demanded by customers. Hence, car manufacturers quite often pre-install ADAS in their vehicles. The purpose of such systems is to give vehicles the capability of identifying, then acting, on dangerous situations that the driver is unable to avoid.

ADAS identifying unpredictable behavior, alerting on them than acting accordingly in those situations prove to be the most difficult functions to carry out within urban environments. In considering this, auxiliary systems that track pedestrian orientation and predict intentions can be utilized to assess ADAS full potential.

Advanced Driving Alerts Can Reduce Accidents

Within ADAS, alerts based on vision detectors have become the main factor when assessing demanding situations. This is especially true in detecting pedestrians, visually obtained information is crucial to differentiate civilians between moving inanimate objects on the road.  The act of distinguishing pedestrians does not require interpreting the full face. Instead, it recognizes humans as an object never to hit. In turn, intention and behavior prediction must incorporate information that contextualizes pedestrians. This provides a layout or map for systems to reference when determining pedestrians.

Real world urban environments offer a multitude of situations that cannot all be accounted for in simulations. Hence computed algorithms are inclined to making positive yet inaccurate detections. Enhancements in ADAS have reduced the chance of accidents by using algorithm machine learning.

Machine learning is very intricate, and when paired with methodologies from computerized visuals, using it can become difficult. Thus, it is recommended to use numerous classifiers that have a cascading effect. When a target is identified, every classifier is created to simulate pedestrian body parts. Targets are identified using top-notch algorithms coupled with digital image object recognition like gradient histograms and Haar-like features. Such avenues taken to detect targets are shown to function in real-time. This creates a quick response, which ADAS needs to be optimal.

Using Advanced Driving Alerts Can Save Lives

Recognizing an object as a pedestrian is done through several classifiers holding a majority ruled vote amongst themselves. This generates a threshold that reduces and cancels out the chance of positive yet erroneous detections. Adjusting recognition is needed to include contextualized information in the system. ADAS degrees of alert can be adjusted according to the environment. For example, ADAS would offer a low-level alert when driving through a rural area, and a prominent alert in urban environments.

Carrying out such complexities within a cohesive system requires sound judgment, which provokes questions to arise and evokes solutions and healthy rebuttals. Safety regulations put in place to assess well-being would shun a system filled with inaccuracy and forbid it from being sold. Safety should be a concern that triumphs over humanities urge to advance, and measures should forever be taken to secure this. Such reasoning has encouraged innovative companies to ensure that thoughts to propel us forward do not undermine or override the value of life