Now showing items 21-40 of 47

    • Deep learning for freezing of gait detection in Parkinson’s disease patients in their homes using a waist-worn inertial measurement unit 

      Camps Sereix, Julià; Samà Monsonís, Albert; Martín Muñoz, Mario; Rodríguez Martín, Daniel Manuel; Pérez López, Carlos; Moreno Aróstegui, Juan Manuel; Cabestany Moncusí, Joan; Català Mallofré, Andreu; Alcaine, Sheila; Mestre, Berta; Prats, Anna; Crespo, M. Cruz; Counihan, Timothy; Browne, Patrick; Quinlan, Leo R.; ÓLaighin, Gearóid; Sweeney, Dean; Lewy, Hadas; Vainstein, Gabriel; Costa, Alberto; Annicchiarico, Roberta; Bayés, Àngels; Rodríguez Molinero, Alejandro (2017-10-16)
      Article
      Open Access
      Among Parkinson’s disease (PD) motor symptoms, freezing of gait (FOG) may be the most incapacitating. FOG episodes may result in falls and reduce patients’ quality of life. Accurate assessment of FOG would provide objective ...
    • Detección de caídas mediante acelerometría 

      Pérez López, Carlos; Samà Monsonís, Albert; Català Mallofré, Andreu; Cabestany Moncusí, Joan (2013-07-16)
      Review
      Restricted access - confidentiality agreement
      La detección de caídas mediante un sensor basado en microcontrolador y un sensor de aceleración triaxial, se basa en detectar un patrón en la señal medida por el acelerómetro durante una caída
    • Detecting freezing of gait with a tri-axial accelerometer in Parkinson’s disease patients 

      Ahlrichs, Claas; Samà Monsonís, Albert; Lawo, Michael; Cabestany Moncusí, Joan; Rodríguez Martín, Daniel Manuel; Pérez López, Carlos; Quinlan, Leo R.; ÓLaighin, Gearóid; Counihan, Timothy; Lewy, Hadas; Annicchiarico, Roberta; Bayés, Àngels; Rodríguez Molinero, Alejandro (2015-10-01)
      Article
      Open Access
      Freezing of gait (FOG) is a common motor symptom of Parkinson’s disease (PD), which presents itself as an inability to initiate or continue gait. This paper presents a method to monitor FOG episodes based only on acceleration ...
    • Determining the optimal features in freezing of gait detection through a single waist accelerometer in home environments 

      Samà Monsonís, Albert; Rodríguez Martín, Daniel Manuel; Pérez López, Carlos; Català Mallofré, Andreu; Alcaine, Sheila; Mestre, Berta; Prats, Anna; Crespo, M. Cruz; Bayés, Àngels (Elsevier, 2017-05-17)
      Article
      Open Access
      Freezing of gait (FoG) is one of the most disturbing and incapacitating symptoms in Parkinson's disease. It is defined as a sudden block in effective stepping, provoking anxiety, stress and falls. FoG is usually evaluated ...
    • Dopaminergic-induced dyskinesia assessment based on a single belt-worn accelerometer 

      Pérez López, Carlos; Samà Monsonís, Albert; Rodríguez Martín, Daniel Manuel; Moreno Aróstegui, Juan Manuel; Cabestany Moncusí, Joan; Bayés, Àngels; ÓLaighin, Gearóid; Quinlan, Leo R.; Counihan, Timothy; Annicchiarico, Roberta; Lewy, Hadas; Rodríguez Molinero, Alejandro (2016-01-14)
      Article
      Open Access
      Background After several years of treatment, patients with Parkinson's disease (PD) tend to have, as a side effect of the medication, dyskinesias. Close monitoring may benefit patients by enabling doctors to tailor a ...
    • Enhancing FoG detection by means of postural context using a waist accelerometer 

      Rodríguez Martín, Daniel Manuel; Samà Monsonís, Albert; Pérez López, Carlos; Cabestany Moncusí, Joan; Català Mallofré, Andreu; Rodríguez Molinero, Alejandro (2014)
      Conference report
      Open Access
    • Estimating bradykinesia severity in Parkinson's disease by analysing gait through a waist-worn sensor 

      Samà Monsonís, Albert; Pérez López, Carlos; Rodríguez Martín, Daniel Manuel; Català Mallofré, Andreu; Moreno Aróstegui, Juan Manuel; Cabestany Moncusí, Joan; De Mingo Fernandez, Eva; Rodríguez Molinero, Alejandro (Elsevier, 2017-05-01)
      Article
      Restricted access - confidentiality agreement
      Bradykinesia is a cardinal symptom of Parkinson's disease (PD) and describes the slowness of movement revealed in patients. Current PD therapies are based on dopamine replacement, and given that bradykinesia is the symptom ...
    • Estimating dyskinesia severity in Parkinson's disease by using a waist-worn sensor: concurrent validity study 

      Rodríguez Molinero, Alejandro; Pérez López, Carlos; Samà Monsonís, Albert; Rodríguez Martín, Daniel Manuel; Mestre, Berta; Quispe, Paola; Giuliani, Benedetta; Vainstein, Gabriel; Browne, Patrick; Sweeney, Dean; Quinlan, Leo R.; Moreno Aróstegui, Juan Manuel; Bayés, Àngels; Lewy, Hadas; Costa, Alberto; Annicchiarico, Roberta; Counihan, Timothy; ÓLaighin, Gearóid; Cabestany Moncusí, Joan (Nature, 2019-09-17)
      Article
      Open Access
      Our research team previously developed an accelerometry-based device, which can be worn on the waist during daily life activities and detects the occurrence of dyskinesia in patients with Parkinson’s disease. The goal of ...
    • Estudio y desarrollo del sistema LAMDA para aprendizaje automático y toma de decisiones 

      Samà Monsonís, Albert (Universitat Politècnica de Catalunya, 2008-06-02)
      Master thesis (pre-Bologna period)
      Open Access
    • FATE: one step towards an automatic aging people fall detection service 

      Cabestany Moncusí, Joan; Moreno Aróstegui, Juan Manuel; Pérez López, Carlos; Samà Monsonís, Albert; Català Mallofré, Andreu; Rodríguez Molinero, Alejandro; Arnal, Marc (Lodz University of Technology, 2013)
      Conference report
      Restricted access - publisher's policy
      FATE is a project funded by the European Union under the program CIP/ICT-PSP with the main objective of organizing a big pilot on the automatic falls detection in aging people living at home. Automatic detection of falls ...
    • Gait identification by using spectrum analysis on state space reconstruction 

      Ruiz Vegas, Francisco Javier; Samà Monsonís, Albert; Pérez López, Carlos; Català Mallofré, Andreu (Springer, 2011)
      Conference report
      Restricted access - publisher's policy
      This paper describes a method for identifying a person while walking by means of a triaxial accelerometer attached to the waist. Human gait is considered as a dynamical system whose attractor is reconstructed by time delay ...
    • Gait recognition by using spectrum analysis on state space reconstruction 

      Samà Monsonís, Albert; Ruiz Vegas, Francisco Javier; Pérez López, Carlos; Català Mallofré, Andreu (IOS Press, 2011)
      Conference report
      Open Access
      This paper describes a method for identifying a person while walking by means of a triaxial accelerometer attached to the waist. Human gait is considered as a dynamical system whose attractor is reconstructed by time ...
    • Home detection of freezing of gait using Support Vector Machines through a single waist-worn triaxial accelerometer 

      Rodríguez Martín, Daniel Manuel; Samà Monsonís, Albert; Pérez López, Carlos; Català Mallofré, Andreu; Moreno Aróstegui, Juan Manuel; Cabestany Moncusí, Joan (2017-02-01)
      Article
      Open Access
      Among Parkinson’s disease (PD) symptoms, freezing of gait (FoG) is one of the most debilitating. To assess FoG, current clinical practice mostly employs repeated evaluations over weeks and months based on questionnaires, ...
    • Human movement analysis by means of accelerometers : aplication to human gait and motor symptoms of Parkinson's Disease 

      Samà Monsonís, Albert (Universitat Politècnica de Catalunya, 2013-10-03)
      Doctoral thesis
      Open Access
      This thesis presents the original contributions of the author on the field of human movement analysis from signals captured by accelerometers. These sensors are capable of converting acceleration from some body parts into ...
    • Identification of sit-to-stand and stand-to-sit transitions using a single inertial sensor 

      Rodríguez Martín, Daniel Manuel; Samà Monsonís, Albert; Pérez López, Carlos; Català Mallofré, Andreu (2012)
      Article
      Restricted access - publisher's policy
      In order to enhance the people’s quality of life with mobility problems like Parkinson’s disease or stroke patients is crucial to monitor and assess their daily life activities by characterizing basic movements like postural ...
    • Interval-valued feature selection 

      Samà Monsonís, Albert; Ruiz Vegas, Francisco Javier; Català Mallofré, Andreu; Angulo Bahón, Cecilio (2010)
      Conference report
      Open Access
      In this paper we introduce the use of interval variables in classification problems of time series signals. By introducing the concept of interval kernel as a similarity measure among intervals, modifications for some ...
    • Is "frequency distribution" enough to detect tremor in PD patients using a wrist worn accelerometer? 

      Ahlrichs, Claas; Samà Monsonís, Albert (Association for Computing Machinery (ACM), 2014)
      Conference report
      Open Access
      This paper presents two approaches on detecting tremor in patients with Parkinson’s Disease by means of a wrist-worn accelerometer. Both approaches are evaluated in terms of specificity and sensitivity as well as their ...
    • Posture detection with waist-worn accelerometer : an application to improve Freezing of Gait detection in Parkinson’s disease patients 

      Rodríguez Martín, Daniel Manuel; Samà Monsonís, Albert; Pérez López, Carlos; Català Mallofré, Andreu; Cabestany Moncusí, Joan; Browne, Patrick; Rodríguez Molinero, Alejandro (Ios Press, 2015-09-15)
      Part of book or chapter of book
      Restricted access - publisher's policy
      Freezing of Gait (FoG) is one of the most disturbing symptoms in Parkinson’s disease (PD). Current algorithms that detect this symptom depend on frequency features extracted from wearable systems. These algorithms have ...
    • Posture detection with waist-worn accelerometer: An application to improve freezing of gait detection in parkinson’s disease patients 

      Rodríguez Martín, Daniel Manuel; Samà Monsonís, Albert; Pérez López, Carlos; Català Mallofré, Andreu; Cabestany Moncusí, Joan; Rodríguez Molinero, Alejandro (2014)
      Conference report
      Restricted access - publisher's policy
    • Posture transition analysis with barometers: contribution to accelerometer-based algorithms 

      Rodríguez Martín, Daniel Manuel; Samà Monsonís, Albert; Pérez López, Carlos; Català Mallofré, Andreu; Cabestany Moncusí, Joan (2018-10-15)
      Article
      Restricted access - publisher's policy
      Posture transitions are one of the most mechanically demanding tasks and are useful to evaluate the motor status of patients with motor impairments, frail individuals or the elderly, among others. So far, wearable inertial ...