Now showing items 1-20 of 84

    • Smoke detection for static cameras 

      Cáceres Hernández, Danilo; Hyun Jo, Kang; Filonenko, Alexander (01/28/2015)
      This paper describes the smoke detection for static cameras. The background subtraction was used to determine moving objects. Color characteristics were utilized to distinguish smoke regions and other scene members. Separate ...
    • State-of-charge estimation to improve decision making by MAC protocols used in WSNs 

      L. Quintero, Vanessa; Perez, A.; Estevez, C.; Orchard, M. (IET, 02/07/2019)
      Energy conservation is a topic of great interest in wireless sensor networks (WSNs). Various techniques have been proposed to minimise the energy consumption. One approach is to design medium access control (MAC) protocols ...
    • Stairway tracking based on automatic target selection using directional filters 

      Cáceres Hernández, Danilo; Hyun Jo, Kang (02/09/2011)
      In this paper we are proposing to detect the localization and recognition of an indoor stairway. This is a fundamental step in the implementing of autonomous stair climbing navigation, as well as the implementing of passive ...
    • SoC control for improved battery life and throughput performance under VST-TDMA 

      Torres, Boris; L. Quintero, Vanessa; Estevez, Claudio; Orchard, Marcos; Azurdia, César (IET, 02/09/2017)
      Energy independence is a wireless device quality that demands the utmost exigency. Energy harvesting devices (EHD) alleviate the energy constraints demanded by these nodes and with the use of protocols, such as variable ...
    • Adding extra sensitivity to the SMART non‐linear actuator using sensor fusion 

      Montes Franceschi, Héctor; Caballero, Rony; Armada, Manuel (Industrial Robot: The International Journal Of Robotics Research And Application, 03/01/2004)
      The prospect of using humanoid robots in practical applications attracts an important research effort and the latest steps forward in robot technology show many remarkable achievements where design aspects, control systems ...
    • Laser scanner based heading angle and distance estimation 

      Cáceres Hernández, Danilo; Filonenko, Alexander; Seo, Dongwook; Hyun Jo, Kang (03/17/2013)
      Towards autonomous vehicle navigation the problem of guidance is a major difficulty faced by fully autonomous vehicle. This paper proposes a new method to estimate the heading angle for safe autonomous navigation purpose. ...
    • Characterization of the degradation process of lithium-ion batteries when discharged at different current rates 

      L. Quintero, Vanessa; Perez, Aramis; Jaramillo, Francisco; Rozas, Heraldo; Rozas, Heraldo; Jimenez, Diego; Orchard, Marcos; Moreno, Rodrigo (05/08/2018)
      The use of energy storage devices, such as lithium-ion batteries, has become popular in many different domains and applications. Hence, it is relatively easy to find literature associated with problems of battery state-of-charge ...
    • Lane marking recognition based on laser scanning 

      Cáceres Hernández, Danilo; Filonenko, Alexander; Seo, Dongwook; Hyun Jo, Kang (06/03/2015)
      Towards safe autonomous vehicle navigation the problem of lane detection and classification is highly important in the development of advanced driver assistance system (ADAS). This paper proposes a new method to detect the ...
    • ROBOCLIMBER: Control System Architecture 

      Montes Franceschi, Héctor; Armada, Manuel; Nabulsi, Samir (07/01/2004)
      The paper shows the complete system architecture of a walking and climbing robot developed to make slope consolidation, where heavy duty equipment is employed for drilling up to 20m holes. ROBOCLIMBER a quadruped robot ...
    • Vision-based heading angle estimation for an autonomous mobile robots navigation 

      Cáceres Hernández, Danilo; Dung Hoang, Van; Filonenko, Alexander; Hyun Jo, Kang (07/01/2014)
      Autonomous mobile robots navigation and control systems are still hugely important in real time robotic applications. When moving towards fully autonomous navigation, guidance plays a vital task for successful autonomous ...
    • Detecting Zero-Moment Point in Legged Robot 

      Montes Franceschi, Héctor; Manuel, Armada; Nabulsi, Samir (07/01/2014)
      The study of Zero-moment point (ZMP) in ROBOCLIMBER (quadruped walking and climbing robot) was realized and calculated in real time during statically postural and dynamically balanced gait. Force sensor with strain gages ...
    • Robust lane marking detection based on multi-feature fusion 

      Cáceres Hernández, Danilo; Seo, Dongwook; Hyun Jo, Kang (07/06/2016)
      In the field of intelligent vehicle systems (IVS), color and edge of lane markings are important features for vision-based applications. This paper proposes a method to detect lane marking based on a fusion approach which ...
    • Crosswalk detection based on laser scanning from moving vehicle 

      Cáceres Hernández, Danilo; Filonenko, Alexander; Seo, Dongwook; Hyun Jo, Kang (07/22/2015)
      The safety plays the most important role for both pedestrian and driver in autonomous, semi-autonomous or non-autonomous vehicle. To improve pedestrian safety, this paper presents a new type of laser feature extraction ...
    • State-of-charge estimation to improve energy conservation and extend battery life of wireless sensor network nodes 

      L. Quintero, Vanessa; Estevez, Carlos; Orchard, Marcos (2017 Ninth International Conference on Ubiquitous and Future Networks (ICUFN), 07/27/2017)
      Wireless sensor networks are pervasive systems that continuously demonstrate increase in growth by branching into diverse applications. The state of charge is an indicator that conveys the amount of energy available in the ...
    • Stairway segmentation using Gabor Filter and vanishing point 

      Cáceres Hernández, Danilo; Hyun Jo, Kang (08/07/2011)
      This paper we are proposing to detect the localization and recognition of an indoor stairway. This is a fundamental step in the implementing of autonomous stair climbing navigation, as well as the implementing of passive ...
    • High-Resolution Indirect Feet–Ground Interaction Measurement for Hydraulic-Legged Robots 

      Nabulsi, Samir; Sarria, Javier F.; Montes Franceschi, Héctor; Armada, Manuel A. (10/01/2009)
      Feet-ground interactions influence the legged robot's stability. In this paper, a high-resolution indirect force measurement for hydraulic-legged robots is presented. The use of pressure transducers placed at one or both ...
    • Improvements of Energy-Efficient Techniques in WSNs: A MAC-Protocol Approach 

      L. Quintero, Vanessa; Estevez, Claudio; Orchard, Marcos E.; Pérez, Aramis (IEEE, 10/12/2018)
      The pervasiveness of wireless sensor networks (WSNs) across different applications keeps increasing due to their versatility, although energy consumption is a huge constraint for these types of networks. Therefore, it is ...
    • Outdoor stairway segmentation using vertical vanishing point and directional filter 

      Cáceres Hernández, Danilo; Hyun Jo, Kang (10/13/2010)
      In this paper we propose to detect the localization and recognition of outdoor stairway. This problem is the most fundamental step in solving the problem of autonomous stair climbing navigation. An autonomous system must ...
    • Camera and laser range finder fusion for real-time car detection 

      Cáceres Hernández, Danilo; Hyun Jo, Kang; Kurnianggoro, Laksono (10/29/2014)
      This paper describes a car detection method by combining data obtained from a laser and a camera. Data from the camera and the laser range finder (LRF) are combined after a calibration method has been performed. The ...
    • 3D motion estimation based on pitch and azimuth from respective camera and laser rangefinder sensing 

      Dung Hoang, Van; Cáceres Hernández, Danilo; Ha Le, My; Hyun Jo, Kang (11/03/2013)
      This paper proposes a new method to estimate the 3D motion of a vehicle based on car-like structured motion model using an omnidirectional camera and a laser rangefinder. In recent years, motion estimation using vision ...