Tingwei Cui
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View article: Mixed Temporal Measurement of Land Use Based on AOI Data and Thermal Data
Mixed Temporal Measurement of Land Use Based on AOI Data and Thermal Data Open
Land use mix is important for urban planning, and existing land use mix metrics frameworks have been developed comprehensively in terms of categories, distances, and attributes. However, most existing indices focus solely on the spatial di…
View article: From LLMs to MLLMs to Agents: A Survey of Emerging Paradigms in Jailbreak Attacks and Defenses within LLM Ecosystem
From LLMs to MLLMs to Agents: A Survey of Emerging Paradigms in Jailbreak Attacks and Defenses within LLM Ecosystem Open
Large language models (LLMs) are rapidly evolving from single-modal systems to multimodal LLMs and intelligent agents, significantly expanding their capabilities while introducing increasingly severe security risks. This paper presents a s…
View article: Satellite-observed significant improvement in nearshore transparency of the Bohai Sea during pollution control
Satellite-observed significant improvement in nearshore transparency of the Bohai Sea during pollution control Open
The Bohai Sea (BS) is the unique semi-closed inland sea of China, characterized by degraded water quality due to significant terrestrial pollution input. In order to improve its water quality, a dedicated action named “Uphill Battles for I…
View article: Data-Driven Customer Assessments for Biodiversity Conservation
Data-Driven Customer Assessments for Biodiversity Conservation Open
This study centers on addressing the critical challenge posed by illegal wildlife and plant trade to biodiversity, aiming to propose a client evaluation model designed for conservation efforts. Operative within a rigorous assessment framew…
View article: Underestimated Arctic phytoplankton increase under global warming
Underestimated Arctic phytoplankton increase under global warming Open
Phytoplankton, the foundation of marine ecosystems, are undergoing unprecedented changes under global warming, particularly in the Arctic Ocean. Yet the understanding of the long-term and seasonal evolutions in the Arctic phytoplankton is …
View article: Macroalgae monitoring from satellite optical images using Context-sensitive level set (CSLS) model
Macroalgae monitoring from satellite optical images using Context-sensitive level set (CSLS) model Open
Automatically detecting macroalgae from optical remote sensing images has been a long-standing problem in ocean monitoring. Existing operational spectral-based techniques tend to assign a threshold to an indicator such as Normalized Differ…
View article: Sea Ice Thickness Retrieval Based on GOCI Remote Sensing Data: A Case Study
Sea Ice Thickness Retrieval Based on GOCI Remote Sensing Data: A Case Study Open
The accurate monitoring and measurement of sea ice thickness (SIT) is crucial for understanding climate change and preventing economic losses caused by sea ice disasters near coastal regions. In this study, a new method is developed to ret…
View article: Impact of Monsoon-Transported Anthropogenic Aerosols and Sun-Glint on the Satellite-Derived Spectral Remote Sensing Reflectance in the Indian Ocean
Impact of Monsoon-Transported Anthropogenic Aerosols and Sun-Glint on the Satellite-Derived Spectral Remote Sensing Reflectance in the Indian Ocean Open
Spectral remote sensing reflectance (Rrs(λ), sr−1) is one of the most important products of ocean color satellite missions, where accuracy is essential for retrieval of in-water, bio-optical, and biogeochemical properties. For the Indian O…
View article: Special Issue on “Advances in Geospatial Research of Coastal Environments”
Special Issue on “Advances in Geospatial Research of Coastal Environments” Open
Jung, H.-S.; Lee, S.; Ryu, J.-H., and Cui, T., 2020. Special Issue on “Advances in Geospatial Research of Coastal Environments”. In: Jung, H.-S.; Lee, S.; Ryu, J.-H., and Cui, T. (eds.), Advances in Geospatial Research of Coastal Environme…
View article: Remote sensing of chlorophyll a concentration in turbid coastal waters based on a global optical water classification system
Remote sensing of chlorophyll a concentration in turbid coastal waters based on a global optical water classification system Open
Accurate chlorophyll a concentration (Chla) retrieval in coastal waters from ocean color remote sensing faces challenges due to the significant optical complexity compared to clear oceanic waters. In this paper, a novel technique for Chla …
View article: Quantifying DOC and Its Controlling Factors in Major Arctic Rivers during Ice-Free Conditions using Sentinel-2 Data
Quantifying DOC and Its Controlling Factors in Major Arctic Rivers during Ice-Free Conditions using Sentinel-2 Data Open
The six largest Arctic rivers (Yenisey, Lena, Ob’, Kolyma, Yukon, and Mackenzie) drain the organic-rich Arctic watersheds and serve as important pools in the global carbon cycle. Satellite remote sensing data are considered to be a necessa…
View article: Out-of-Band Response for the Coastal Zone Imager (CZI) Onboard China’s Ocean Color Satellite HY-1C: Effect on the Observation Just above the Sea Surface
Out-of-Band Response for the Coastal Zone Imager (CZI) Onboard China’s Ocean Color Satellite HY-1C: Effect on the Observation Just above the Sea Surface Open
The out-of-band (OOB) response is one of the key specifications for satellite optical sensors, which has important influences on quantitative remote sensing retrieval. In this paper, the effect of OOB response on the radiometric measuremen…
View article: Diurnal Variation of Light Absorption in the Yellow River Estuary
Diurnal Variation of Light Absorption in the Yellow River Estuary Open
Considering the influence of river discharge and strong winds, the diurnal variability of ocean optical absorption properties in the Yellow River Estuary (YRE) is quantified, using in-situ measurements. The study finds that terrestrial sou…
View article: Exploration on the course construction of ocean optics
Exploration on the course construction of ocean optics Open
Ocean optics discusses the light transmission in seawater, which is a specialty course combining optics and ocean study, and the core course of relevant professional directions. This paper introduces its learning goal and contents. Meanwhi…
View article: The Weight Matrix Determination of Systematic Bias Calibration for a Laser Altimeter
The Weight Matrix Determination of Systematic Bias Calibration for a Laser Altimeter Open
The geolocation accuracy of satellite laser altimeters is significantly influenced by on-orbit misalignment and ranging biases. Few researchers have investigated the weight matrix determination method, which plays a critical role in bias e…
View article: A New Approach of Oil Spill Detection Using Time-Resolved LIF Combined with Parallel Factors Analysis for Laser Remote Sensing
A New Approach of Oil Spill Detection Using Time-Resolved LIF Combined with Parallel Factors Analysis for Laser Remote Sensing Open
In hope of developing a method for oil spill detection in laser remote sensing, a series of refined and crude oil samples were investigated using time-resolved fluorescence in conjunction with parallel factors analysis (PARAFAC). The time …
View article: Remote Sensing Observations of the Winter Yellow Sea Warm Current Invasion into the Bohai Sea, China
Remote Sensing Observations of the Winter Yellow Sea Warm Current Invasion into the Bohai Sea, China Open
Using ASCAT, QuikSCAT, and MODIS data, we analyzed the sea surface wind field, temperature, salinity, and chlorophyll concentrations in the mixed zone between the Bohai Sea and Yellow Sea in the winter (the period of winter 2013 included D…
View article: A Neural Network Model for K(λ) Retrieval and Application to Global Kpar Monitoring
A Neural Network Model for K(λ) Retrieval and Application to Global Kpar Monitoring Open
Accurate estimation of diffuse attenuation coefficients in the visible wavelengths Kd(λ) from remotely sensed data is particularly challenging in global oceanic and coastal waters. The objectives of the present study are to evaluate the ap…