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相关论文: DELTAR: Depth Estimation from a Light-weight ToF S…

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Indirect Time-of-Flight (I-ToF) imaging is a widespread way of depth estimation for mobile devices due to its small size and affordable price. Previous works have mainly focused on quality improvement for I-ToF imaging especially curing the…

计算机视觉与模式识别 · 计算机科学 2022-06-17 HyunJun Jung , Nikolas Brasch , Ales Leonardis , Nassir Navab , Benjamin Busam

High frame rate and accurate depth estimation plays an important role in several tasks crucial to robotics and automotive perception. To date, this can be achieved through ToF and LiDAR devices for indoor and outdoor applications,…

计算机视觉与模式识别 · 计算机科学 2024-09-13 Andrea Conti , Matteo Poggi , Valerio Cambareri , Stefano Mattoccia

A variety of techniques such as light field, structured illumination, and time-of-flight (TOF) are commonly used for depth acquisition in consumer imaging, robotics and many other applications. Unfortunately, each technique suffers from its…

计算机视觉与模式识别 · 计算机科学 2015-09-03 Suren Jayasuriya , Adithya Pediredla , Sriram Sivaramakrishnan , Alyosha Molnar , Ashok Veeraraghavan

Depth is a very important modality in computer vision, typically used as complementary information to RGB, provided by RGB-D cameras. In this work, we show that it is possible to obtain the same level of accuracy as RGB-D cameras on a…

计算机视觉与模式识别 · 计算机科学 2023-07-03 Pranav Sharma , Jigyasa Singh Katrolia , Jason Rambach , Bruno Mirbach , Didier Stricker , Juergen Seiler

Time-of-Flight (ToF) cameras require active illumination to obtain depth information thus the power of illumination directly affects the performance of ToF cameras. Traditional ToF imaging algorithms is very sensitive to illumination and…

计算机视觉与模式识别 · 计算机科学 2018-12-20 Yan Chen , Jimmy Ren , Xuanye Cheng , Keyuan Qian , Jinwei Gu

We introduce pulsed correlation time-of-flight (PC-ToF) sensing, a new operation mode for correlation time-of-flight range sensors that combines a sub-nanosecond laser pulse source with a rectangular demodulation at the sensor side. In…

图像与视频处理 · 电气工程与系统科学 2019-09-09 Sebastian Werner , Henrik Schäfer , Matthias Hullin

3D Time-of-Flight (ToF) image sensors are used widely in applications such as self-driving cars, Augmented Reality (AR) and robotics. When implemented with Single-Photon Avalanche Diodes (SPADs), compact, array format sensors can be made…

图像与视频处理 · 电气工程与系统科学 2023-03-22 Germán Mora Martín , Stirling Scholes , Alice Ruget , Robert K. Henderson , Jonathan Leach , Istvan Gyongy

Long-distance depth imaging holds great promise for applications such as autonomous driving and robotics. Direct time-of-flight (dToF) imaging offers high-precision, long-distance depth sensing, yet demands ultra-short pulse light sources…

计算机视觉与模式识别 · 计算机科学 2025-05-29 Manchao Bao , Shengjiang Fang , Tao Yue , Xuemei Hu

The combination of range sensors with color cameras can be very useful for robot navigation, semantic perception, manipulation, and telepresence. Several methods of combining range- and color-data have been investigated and successfully…

计算机视觉与模式识别 · 计算机科学 2021-08-02 Vineet Gandhi , Jan Cech , Radu Horaud

We present a novel method to correct flying pixels within data captured by Time-of-flight (ToF) sensors. Flying pixel (FP) artifacts occur when signals from foreground and background objects reach the same sensor pixel, leading to a…

图像与视频处理 · 电气工程与系统科学 2024-10-11 Ekamresh Vasudevan , Shashank N. Sridhara , Eduardo Pavez , Antonio Ortega , Raghavendra Singh , Srinath Kalluri

Indirect Time-of-Flight (iToF) cameras are a widespread type of 3D sensor, which perform multiple captures to obtain depth values of the captured scene. While recent approaches to correct iToF depths achieve high performance when removing…

计算机视觉与模式识别 · 计算机科学 2022-10-20 Michael Schelling , Pedro Hermosilla , Timo Ropinski

Time of flight cameras may emerge as the 3-D sensor of choice. Today, time of flight sensors use phase-based sampling, where the phase delay between emitted and received, high-frequency signals encodes distance. In this paper, we present a…

计算机视觉与模式识别 · 计算机科学 2015-03-11 Achuta Kadambi , Vage Taamazyan , Suren Jayasuriya , Ramesh Raskar

With the wide application of sparse ToF sensors in mobile devices, RGB image-guided sparse depth completion has attracted extensive attention recently, but still faces some problems. First, the fusion of multimodal information requires more…

计算机视觉与模式识别 · 计算机科学 2022-08-24 Dewang Hou , Yuanyuan Du , Kai Zhao , Yang Zhao

We present MobiFuse, a high-precision depth perception system on mobile devices that combines dual RGB and Time-of-Flight (ToF) cameras. To achieve this, we leverage physical principles from various environmental factors to propose the…

计算机视觉与模式识别 · 计算机科学 2024-12-19 Jinrui Zhang , Deyu Zhang , Tingting Long , Wenxin Chen , Ju Ren , Yunxin Liu , Yudong Zhao , Yaoxue Zhang , Youngki Lee

Spatially and temporally highly resolved depth information enables numerous applications including human-machine interaction in gaming or safety functions in the automotive industry. In this paper, we address this issue using Time-of-flight…

Depth cameras are emerging as a cornerstone modality with diverse applications that directly or indirectly rely on measured depth, including personal devices, robotics, and self-driving vehicles. Although time-of-flight (ToF) methods have…

计算机视觉与模式识别 · 计算机科学 2021-05-26 Seung-Hwan Baek , Noah Walsh , Ilya Chugunov , Zheng Shi , Felix Heide

Depth sensing is a critical component of autonomous driving technologies, but today's LiDAR- or stereo camera-based solutions have limited range. We seek to increase the maximum range of self-driving vehicles' depth perception modules for…

计算机视觉与模式识别 · 计算机科学 2020-04-08 Kai Zhang , Jiaxin Xie , Noah Snavely , Qifeng Chen

We introduce Doppler time-of-flight (D-ToF) rendering, an extension of ToF rendering for dynamic scenes, with applications in simulating D-ToF cameras. D-ToF cameras use high-frequency modulation of illumination and exposure, and measure…

图形学 · 计算机科学 2023-10-06 Juhyeon Kim , Wojciech Jarosz , Ioannis Gkioulekas , Adithya Pediredla

Time-of-Flight (ToF) depth sensing camera is able to obtain depth maps at a high frame rate. However, its low resolution and sensitivity to the noise are always a concern. A popular solution is upsampling the obtained noisy low resolution…

计算机视觉与模式识别 · 计算机科学 2015-06-18 Wei Liu , Yijun Li , Xiaogang Chen , Jie Yang , Qiang Wu , Jingyi Yu

Depth images captured by Time-of-Flight (ToF) sensors are prone to noise, requiring denoising for reliable downstream applications. Previous works either focus on single-frame processing, or perform multi-frame processing without…

计算机视觉与模式识别 · 计算机科学 2025-07-01 Weida Wang , Changyong He , Jin Zeng , Di Qiu