Direction: Sensing, Recognition, and Security

Sensor-Based Activity Recognition

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2024

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helpResearch questionSensor-Based Activity Recognition

How can LLMs (e.g., GPT) evaluate natural language explanation quality of explainable human activity recognition models in smart homes?

UbiComp '24Using Large Language Models to Compare Explainable Models for Smart Home Human Activity Recognition

helpResearch questionSensor-Based Activity Recognition

How do two prompt-engineering strategies (Best-Among-K and scoring) perform in explanation quality assessment, and how consistent are they with user survey results?

UbiComp '24Using Large Language Models to Compare Explainable Models for Smart Home Human Activity Recognition

helpResearch questionSensor-Based Activity Recognition

What advantages and limitations do LLM-based evaluation methods have compared with user surveys and knowledge-model approaches for assessing explanation quality?

UbiComp '24Using Large Language Models to Compare Explainable Models for Smart Home Human Activity Recognition

lightbulbPractical problemSensor-Based Activity Recognition

Non-experts struggle to understand and trust complex AI activity recognition models in smart homes.

UbiComp '24Using Large Language Models to Compare Explainable Models for Smart Home Human Activity Recognition

helpResearch questionSensor-Based Activity Recognition

How can burden-free zero-shot sleep staging be achieved from ballistocardiography (BCG)?

UbiComp '24SleepNetZero: Zero-Burden Zero-Shot Reliable Sleep Staging with Neural Networks Based on Ballistocardiograms

helpResearch questionSensor-Based Activity Recognition

How can model generalization be improved despite sensor principle differences between BCG and PSG (polysomnography)?

UbiComp '24SleepNetZero: Zero-Burden Zero-Shot Reliable Sleep Staging with Neural Networks Based on Ballistocardiograms

helpResearch questionSensor-Based Activity Recognition

Which data augmentation techniques improve BCG sleep staging reliability in data-scarce settings?

UbiComp '24SleepNetZero: Zero-Burden Zero-Shot Reliable Sleep Staging with Neural Networks Based on Ballistocardiograms

lightbulbPractical problemSensor-Based Activity Recognition

Users face high cost and complex operation with traditional sleep monitoring technologies.

UbiComp '24SleepNetZero: Zero-Burden Zero-Shot Reliable Sleep Staging with Neural Networks Based on Ballistocardiograms

helpResearch questionSensor-Based Activity Recognition

How can rolling-shutter smartphone cameras enable low-cost snapshot hyperspectral imaging?

UbiComp '24ChromaFlash: Snapshot Hyperspectral Imaging Using Rolling Shutter Cameras

helpResearch questionSensor-Based Activity Recognition

How can complete 3D hyperspectral data be reconstructed from 2D coded images through optimized encoding algorithms?

UbiComp '24ChromaFlash: Snapshot Hyperspectral Imaging Using Rolling Shutter Cameras

helpResearch questionSensor-Based Activity Recognition

How reliable is a smartphone camera and multispectral flash hyperspectral imaging system under varying lighting?

UbiComp '24ChromaFlash: Snapshot Hyperspectral Imaging Using Rolling Shutter Cameras

lightbulbPractical problemSensor-Based Activity Recognition

Hyperspectral imaging devices are expensive and bulky, making them inaccessible to ordinary users.

UbiComp '24ChromaFlash: Snapshot Hyperspectral Imaging Using Rolling Shutter Cameras

helpResearch questionSensor-Based Activity Recognition

How can the human hand be used as an infrared emission source for gas detection?

UbiComp '24Waving Hand as Infrared Source for Ubiquitous Gas Sensing

helpResearch questionSensor-Based Activity Recognition

How do hand motion patterns (e.g., speed, direction, and distance) affect thermoelectric infrared detector responses?

UbiComp '24Waving Hand as Infrared Source for Ubiquitous Gas Sensing

helpResearch questionSensor-Based Activity Recognition

How can a dual-channel design in mobile devices eliminate ambient temperature fluctuations interfering with gas detection?

UbiComp '24Waving Hand as Infrared Source for Ubiquitous Gas Sensing

lightbulbPractical problemSensor-Based Activity Recognition

Users cannot detect harmful gases on the go with mobile devices, posing health and safety risks.

UbiComp '24Waving Hand as Infrared Source for Ubiquitous Gas Sensing

helpResearch questionSensor-Based Activity Recognition

How can body motion and respiration signals be effectively separated in fitness environments for contactless respiration monitoring?

UbiComp '24RF-GymCare: Introducing Respiratory Prior for RF Sensing in Gym Environments

helpResearch questionSensor-Based Activity Recognition

What impact does introducing respiration prior knowledge have on blind source separation algorithm performance?

UbiComp '24RF-GymCare: Introducing Respiratory Prior for RF Sensing in Gym Environments

helpResearch questionSensor-Based Activity Recognition

Can combining signal processing and deep learning improve adaptability and interpretability of RF sensing in complex scenarios?

UbiComp '24RF-GymCare: Introducing Respiratory Prior for RF Sensing in Gym Environments

lightbulbPractical problemSensor-Based Activity Recognition

Existing RF respiration monitoring struggles with motion interference during high-intensity exercise.

UbiComp '24RF-GymCare: Introducing Respiratory Prior for RF Sensing in Gym Environments

helpResearch questionSensor-Based Activity Recognition

Can smartphones use built-in thermistors and touchscreen data to accurately measure human core body temperature?

UbiComp '23FeverPhone: Accessible Core-Body Temperature Sensing for Fever Monitoring Using Commodity Smartphones

helpResearch questionSensor-Based Activity Recognition

Can machine learning models improve the accuracy and real-time performance of smartphone temperature measurement?

UbiComp '23FeverPhone: Accessible Core-Body Temperature Sensing for Fever Monitoring Using Commodity Smartphones

helpResearch questionSensor-Based Activity Recognition

How does a smartphone temperature measurement approach perform in real-world settings such as clinical and laboratory conditions?

UbiComp '23FeverPhone: Accessible Core-Body Temperature Sensing for Fever Monitoring Using Commodity Smartphones

lightbulbPractical problemSensor-Based Activity Recognition

Users in resource-limited regions lack convenient and reliable tools for body temperature monitoring.

UbiComp '23FeverPhone: Accessible Core-Body Temperature Sensing for Fever Monitoring Using Commodity Smartphones

helpResearch questionSensor-Based Activity Recognition

Can current machine learning models effectively recognize complex everyday activities (e.g., studying, dining, using social media)?

CHI '23Complex Daily Activities, Country-Level Diversity, and Smartphone Sensing: A Study in Denmark, Italy, Mongolia, Paraguay, and UK

helpResearch questionSensor-Based Activity Recognition

How do cross-country and cultural behavioral differences affect generalization of complex activity recognition models?

CHI '23Complex Daily Activities, Country-Level Diversity, and Smartphone Sensing: A Study in Denmark, Italy, Mongolia, Paraguay, and UK

helpResearch questionSensor-Based Activity Recognition

Can multimodal smartphone sensor data improve recognition of complex everyday activities?

CHI '23Complex Daily Activities, Country-Level Diversity, and Smartphone Sensing: A Study in Denmark, Italy, Mongolia, Paraguay, and UK

lightbulbPractical problemSensor-Based Activity Recognition

Intelligent systems struggle to effectively recognize users' complex everyday activities across regions.

CHI '23Complex Daily Activities, Country-Level Diversity, and Smartphone Sensing: A Study in Denmark, Italy, Mongolia, Paraguay, and UK

helpResearch questionSensor-Based Activity Recognition

Can laser speckle imaging be applied to ground surface detection in dynamic environments?

CHI '23LaserShoes: Low-Cost Ground Surface Detection Using Laser Speckle Imaging

helpResearch questionSensor-Based Activity Recognition

To what extent can the LaserShoes system achieve real-time and accurate ground type classification?

CHI '23LaserShoes: Low-Cost Ground Surface Detection Using Laser Speckle Imaging

helpResearch questionSensor-Based Activity Recognition

How can detection interference from gait or visual effects in traditional methods be addressed?

CHI '23LaserShoes: Low-Cost Ground Surface Detection Using Laser Speckle Imaging

lightbulbPractical problemSensor-Based Activity Recognition

Smart shoes struggle to reliably identify different ground types in complex dynamic environments.

CHI '23LaserShoes: Low-Cost Ground Surface Detection Using Laser Speckle Imaging

helpResearch questionSensor-Based Activity Recognition

How can an NFC (near-field communication) system reliably detect 12-layer stacking order even with 6 mm offset?

UIST '22NFCStack: Identifiable Physical Building Blocks that Support Concurrent Construction and Frictionless Interaction

helpResearch questionSensor-Based Activity Recognition

How can flexible interaction of multi-layer stacked modules be achieved without strict alignment?

UIST '22NFCStack: Identifiable Physical Building Blocks that Support Concurrent Construction and Frictionless Interaction

helpResearch questionSensor-Based Activity Recognition

How can antenna performance be extended to ensure stable signal transmission across stacked structures of different heights?

UIST '22NFCStack: Identifiable Physical Building Blocks that Support Concurrent Construction and Frictionless Interaction

lightbulbPractical problemSensor-Based Activity Recognition

With traditional NFC technology, stacking requires strict alignment and has latency, resulting in poor UX.

UIST '22NFCStack: Identifiable Physical Building Blocks that Support Concurrent Construction and Frictionless Interaction

helpResearch questionSensor-Based Activity Recognition

How can the onset times of user activities be accurately extracted in smart home environments?

UbiComp '22You Are What You Use: Usage-based Profiling in IoT Environments

helpResearch questionSensor-Based Activity Recognition

Can combining multiple clustering algorithms more accurately capture static and dynamic features of user behavioral patterns?

UbiComp '22You Are What You Use: Usage-based Profiling in IoT Environments

helpResearch questionSensor-Based Activity Recognition

How effective is the proposed noise measurement metric at improving clustering results on sparse data?

UbiComp '22You Are What You Use: Usage-based Profiling in IoT Environments

lightbulbPractical problemSensor-Based Activity Recognition

Smart home users cannot obtain precise habit analysis and personalized services.

UbiComp '22You Are What You Use: Usage-based Profiling in IoT Environments

helpResearch questionSensor-Based Activity Recognition

How can inertial sensors and audio data from commercial smartwatches be used to recognize everyday activities?

UbiComp '22Leveraging Sound and Wrist Motion to Detect Activities of Daily Living with Commodity Smartwatches

helpResearch questionSensor-Based Activity Recognition

Can multimodal data (combining inertial and audio data) improve the accuracy of everyday activity recognition?

UbiComp '22Leveraging Sound and Wrist Motion to Detect Activities of Daily Living with Commodity Smartwatches

helpResearch questionSensor-Based Activity Recognition

How do smartwatches perform in recognizing complex everyday activities in non-laboratory, real-life environments?

UbiComp '22Leveraging Sound and Wrist Motion to Detect Activities of Daily Living with Commodity Smartwatches

lightbulbPractical problemSensor-Based Activity Recognition

Current smart devices struggle to accurately recognize complex everyday activities in real-world environments.

UbiComp '22Leveraging Sound and Wrist Motion to Detect Activities of Daily Living with Commodity Smartwatches

helpResearch questionSensor-Based Activity Recognition

How can microwave leakage signals be used to accurately estimate the average temperature of food in a microwave oven?

UbiComp '21RFTemp: Monitoring Microwave Leakage to Estimate Food Temperature

helpResearch questionSensor-Based Activity Recognition

How can a universal equivalent water model be constructed to adapt heating characteristics across different container materials and food types?

UbiComp '21RFTemp: Monitoring Microwave Leakage to Estimate Food Temperature

helpResearch questionSensor-Based Activity Recognition

How can microwave temperature estimation accuracy and reliability be improved without additional hardware?

UbiComp '21RFTemp: Monitoring Microwave Leakage to Estimate Food Temperature

lightbulbPractical problemSensor-Based Activity Recognition

Users struggle to accurately determine microwave heating time, often resulting in overheated or underheated food.

UbiComp '21RFTemp: Monitoring Microwave Leakage to Estimate Food Temperature

Adjacent categories

Sensing, Recognition, and Security

Sensor-Based Activity Recognition

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Related papers

ChromaFlash: Snapshot Hyperspectral Imaging Using Rolling Shutter Cameras

Waving Hand as Infrared Source for Ubiquitous Gas Sensing

RF-GymCare: Introducing Respiratory Prior for RF Sensing in Gym Environments

FeverPhone: Accessible Core-Body Temperature Sensing for Fever Monitoring Using Commodity Smartphones

Complex Daily Activities, Country-Level Diversity, and Smartphone Sensing: A Study in Denmark, Italy, Mongolia, Paraguay, and UK

LaserShoes: Low-Cost Ground Surface Detection Using Laser Speckle Imaging

NFCStack: Identifiable Physical Building Blocks that Support Concurrent Construction and Frictionless Interaction

Adjacent categories

Gesture and Pose Sensing Model Performance and Accuracy

Wearable Health Devices and Everyday Sensing

Speech, Face, and Body Pose Input

Biometric Authentication and Secure Identification

HAR Model Robustness, Generalization, and Data Augmentation

Wearable Health, Activity, and Behavior Monitoring

IMU Inertial Sensing

Mobile Touch and Micro-Gesture Input