Falls are a major health problem for the frail community dwelling old people. For more than two decades, falls have been extensively investigated by medical institutions to mitigate their impact (e.g., lack of independence and fear falling) minimize consequences cost hospitalization so on). However, elderly falling does not only concern health-professionals but has also drawn interest scientific community. In fact, object many research studies purpose commercial products from academia...

In the past few years, wireless body sensor networks (WBSNs) emerged as a low-cost solution for healthcare applications. WBSNs, biosensors collect periodically physiological measurement and send them to coordinator where data fusion process takes place. However, processing huge amount of captured by limited lifetime taking right decisions when there is an emergency are major challenges in WBSNs. this paper, we introduce biosensor management framework, starting from collection decision...

Falls are events that affect almost every aging human being above the age of 65. These incidents can have major consequences on physiological, psychological and socio-economical levels. In this paper, a simple smart carpet design is developed to detect falls using novel sensing technique. Conventional methods use either inertial measurement sensors (accelerometers, gyroscopes) or environmental (infrared, force, vibration, acoustic, etc.). The proposed technique employs differential...

Wireless Body Sensor Networks (WBSNs) are a low-cost solution allowing remote patient monitoring and continuous health assessment, thus reducing healthcare expenditure. In such networks, sensor nodes periodically collect vital signs send them to the coordinator for fusion. However, have limited energy processing resources transmission is most power-hungry task. this paper, we target data reduction consumption. We propose locally adapt, in real-time, sampling rate of node according variations...

Recently, interest in Wireless Body Sensor Networks composed by low-power devices which are placed in, on or around the body has been increased. open up tremendous healthcare and wellness applications such as continuous monitoring of a patient's vital signs. One fundamental challenges is energy consumption due to wireless transmission collected data. In this paper, we aim extend life-time battery-powered biosensors applying data reduction technique that works efficiently under constrained...

Wireless Body Sensor Networks open up tremendous important applications such as consistent monitoring of a patient's vital signs. One the main challenges that Network faces is transmission collected signs measurements. Data considered to be greatest consumer energy in sensor node. Multiple data compression techniques have been proposed literature reduce size data. Thus, consumption. In this paper, we compare performance three resource-aware are and showed good results: Lightweight Temporal...

Nowadays, Wireless Body Sensor Networks (WBSN) are emerging as a low cost solution for healthcare application to find new solutions, regarding patient monitoring which is becoming the elusive requirement. Quicker emergency detection main purpose create quicker reaction and treatment if required, such an abnormal variation of respiration rate, satisfies goal extending life expectancy. This process can help all chronic patients who most time living alone or in nursing homes. However, limited...

In emergency call centers, operators are required to analyze and prioritize situations prior any intervention. This allows the team deploy resources efficiently if needed, thereby provide optimal assistance victims. The automation of such an analysis remains challenging, given unpredictable nature calls. Therefore, in this study, we describe our attempt improving calls processing system's accuracy classification emergency's severity, based on transcriptions caller's speech. Specifically,...

Assisted living for people with disabilities remains a current research challenge. Many systems have been developed to help disabled and frail gain their self-sufficiency during activities of daily (ADL). In this article, we propose new design concept visually impaired (VI) elderly patients move in home environment. The system is made light-weight medical walker where sensory components processing electronics are installed operated. Behavioral environmental information collected using proper...

A 3D-mesh watermarking method is proposed in this paper. The occurs the spherical coordinates system, where only vertex norm of each point modified. embedding based on Spread Transform Dither Modulation (STDM). perceptual model curvature and roughness 3D mesh defined used to modulate STDM method. Our results show that has high tolerance noise robust against smoothing.

Wireless Multimedia Sensor Network (WMSN) is a promising technology capturing rich multimedia data like audio and video, which can be useful to monitor an environment under surveillance. However, many scenarios in real time monitoring requires 3D depth information. In this research work, we propose use the disparity map that computed from two or multiple images, order information object event surveillance using WMSN. Our system based on distributed wireless sensors allowing us notably reduce...

Maintaining and improving the quality of life in ageing populations is a necessity. Hence, distant patient monitoring solution providing constant surveillance vital signs detection emergencies when they occur. In past few years, wireless body sensor networks (WBSNs) emerged as low cost for healthcare applications. WBSNs, biosensors collect periodically physiological measures send them to coordinator where data fusion process takes place. However, processing huge amount captured by limited...

In the recent years, many researches have been done on Wireless Body Sensor Networks, consisting of wearable devices that provide personalized healthcare through continuous monitoring patients' health condition. One major difficulties in WBSNs is power consumption due to wireless transmission sensed data. Data reduction can be considered a direct way reduce data transmission. However, most techniques suffer when variation collected samples high, or are noisy. this paper, we propose enhance...

Cellular networks (CNs) continue to evolve by implementing several technologies such as nonorthogonal multiple access and device-to-device communication, accommodating thereby the high data traffic demand. By leveraging these technologies, in this article, we propose a novel scheme integrate public safety (PS) CNs. This integration enhances performance of PS users (PSUs) that rely on low-rate technologies. We formulate mixed integer nonlinear programming problem for sum throughput...

Wireless Multimedia Sensor Networks (WMSNs) are composed of small embedded video sensors that allow continuous monitoring a given territory. They collect and analyze frames from different deployed in the area interest. One most important challenges WMSN is big data problem affecting energy resources sensors. Cameras video-sensors send images videos which costs terms memory storage, bandwidth energy. In this paper, we propose technique adapts frame rate at level each video-sensor. Our aim to...

This paper proposes a new adaptive scheme for stereo image coding . The original left and right images are jointly coded in order to exploit the high correlation between two lossless coding. Our goal is design an efficient transform that reduces existing redundancy pair. approach inspired by lifting (LS). First, illumination change compensation has been made. Secondly, prediction filtering locally adapted based on local horizontal vertical gradient information. In sense small evokes...

In this paper, we propose a secure watermarking scheme based on spread transform dither modulation (STDM) method for digital cinema. The embedding is performed in the JPEG2000 decoding pipeline after de-quantization and prior to inverse discrete wavelet (IDWT). We exploit properties related human visual system (HVS) order have trade-off between fidelity robustness, while preserving security. design pixel-wise masking vector that modulates spreading such way preserves its Our results show...

Wireless Body Sensor Networks (WBSNs) are a low-cost solution for healthcare applications allowing continuous and remote monitoring. However, many challenges addressed in WBSNs such as limited energy resources, early detection of emergencies fusion large amount heterogeneous data order to take decisions. In this paper, we propose multisensor approach enabling one determine the patient risk level based on vital signs scores. Consequently, corresponding decision is taken routinely each time an...