Journal: Sensors (Basel, Switzerland)

Article Title: A Performance Evaluation of Two Hyperspectral Imaging Systems for the Prediction of Strawberries’ Pomological Traits

doi: 10.3390/s24010174

Figure Lengend Snippet: Schematic diagram of the VisNIR hyperspectral imaging system.

Article Snippet: Images from the first set of samples (VisNIR) were acquired in reflectance mode using a portable Specim IQ hyperspectral camera with push-broom technology (Specim, Spectral Imaging Ltd., Oulu, Finland), as described by Dashti et al. [ ].

Techniques: Imaging

Journal: Sensors (Basel, Switzerland)

Article Title: Adversarial Networks for Scale Feature-Attention Spectral Image Reconstruction from a Single RGB

doi: 10.3390/s20082426

Figure Lengend Snippet: Visual comparison of the hyperspectral recovery of four selected images at 570 nm from the ICVL dataset . From top to bottom: sparse coding , SCAUNet-GAN , SAPUNet-GAN, SAPWNet-GAN, and ground-truth.

Article Snippet: The database images were acquired using a Specim PS Kappa DX4 hyperspectral camera and a rotary stage for spatial scanning.

Techniques: Comparison

Journal: Sensors (Basel, Switzerland)

Article Title: Adversarial Networks for Scale Feature-Attention Spectral Image Reconstruction from a Single RGB

doi: 10.3390/s20082426

Figure Lengend Snippet: Quantitative evaluation on the Chakrabarti dataset in comparison with several state-of-the-art hyperspectral reconstructing methods: Yan et al. , Arad et al. , Nguyen et al. , Kawakami et al. .

Article Snippet: The database images were acquired using a Specim PS Kappa DX4 hyperspectral camera and a rotary stage for spatial scanning.

Techniques: Comparison

Journal: Sensors (Basel, Switzerland)

Article Title: Adversarial Networks for Scale Feature-Attention Spectral Image Reconstruction from a Single RGB

doi: 10.3390/s20082426

Figure Lengend Snippet: Detailed analysis of the proposed SAPWNet with different settings. HSGAN, hyperspectral reconstruction GAN with U-Net generator; FP, feature pyramid without scale attention; SAM, scale attention module; W-Net, using W-Net replacing the U-Net.

Article Snippet: The database images were acquired using a Specim PS Kappa DX4 hyperspectral camera and a rotary stage for spatial scanning.

Techniques:

Journal: Sensors (Basel, Switzerland)

Article Title: Classification of Granite Soils and Prediction of Soil Water Content Using Hyperspectral Visible and Near-Infrared Imaging

doi: 10.3390/s20061611

Figure Lengend Snippet: Hyperspectral camera system: ( a ) hyperspectral camera in the laboratory and ( b ) schematic diagram of the hyperspectral camera.

Article Snippet: The hyperspectral camera system was composed of a hyperspectral camera, a complementary metal-oxide semiconductor (CMOS) sensor, six 150W halogen lamps, and a 40 × 20 Lab-scanner (Spectral Imaging Ltd., Oulu, Finland, a).

Techniques:

Journal: Sensors (Basel, Switzerland)

Article Title: Classification of Granite Soils and Prediction of Soil Water Content Using Hyperspectral Visible and Near-Infrared Imaging

doi: 10.3390/s20061611

Figure Lengend Snippet: Soil image showing the “region of interest (ROI)” representing the average selected pixels: ( a ) hyperspectral image (specimen from Mt. Guryong), ( b ) remaining image, and ( c ) the region of interest in the granite soil.

Article Snippet: The hyperspectral camera system was composed of a hyperspectral camera, a complementary metal-oxide semiconductor (CMOS) sensor, six 150W halogen lamps, and a 40 × 20 Lab-scanner (Spectral Imaging Ltd., Oulu, Finland, a).

Techniques:

Journal: Sensors (Basel, Switzerland)

Article Title: Classification of Granite Soils and Prediction of Soil Water Content Using Hyperspectral Visible and Near-Infrared Imaging

doi: 10.3390/s20061611

Figure Lengend Snippet: Hyperspectral imaging for soil type classification with SPA and SVM.

Article Snippet: The hyperspectral camera system was composed of a hyperspectral camera, a complementary metal-oxide semiconductor (CMOS) sensor, six 150W halogen lamps, and a 40 × 20 Lab-scanner (Spectral Imaging Ltd., Oulu, Finland, a).

Techniques: Imaging

Journal: International Journal of Biometeorology

Article Title: Hyperspectral imaging reveals that sapropelic mud therapy may improve local tissue oxygenation in elderly

doi: 10.1007/s00484-024-02838-8

Figure Lengend Snippet: Hyperspectral image of a 68-year-old patient diagnosed with low back pain, acquired using the line-scan hyperspectral imaging system. ( a ) hyperspectral image of the patient’s lumbar area, ( b ) hypercube consisting of 205 spectral bands in the (400–800) nm spectral range, with examples at spectral bands 400 nm, 600 nm, and 800 nm

Article Snippet: Hyperspectral images of the investigated areas (with and without mud applied), each consisting of 205 adjacent narrow spectral bands (called hypercube, Fig. ), were acquired before mud therapy, after the first day of treatment and at the end of mud therapy, with the patients sitting on their ventral side in a relaxed position, using a line-scan hyperspectral imaging system (ImSpector V8E, Specim, Oulu, Finland) in a (400–800) nm spectral range at a spectral resolution of 1.97 nm and a frame rate of 41 fps.

Techniques: Imaging

Journal: International Journal of Biometeorology

Article Title: Hyperspectral imaging reveals that sapropelic mud therapy may improve local tissue oxygenation in elderly

doi: 10.1007/s00484-024-02838-8

Figure Lengend Snippet: Flowchart illustrating the stepwise processing of hyperspectral images of the investigated areas. ( a ) original hyperspectral image (I o ) and corresponding spectral profile (DN(λ)); ( b ) calibration of the original hyperspectral image resulting in a reflectance image (R) and illustration of the corresponding reflectance spectrum (R(λ)); ( c ) selection of regions of interest (ROIs) (study (ROI 1) and control (ROI 2)); ( d ) conversion of reflectance images (ROIs) to absorbance images (A) and their corresponding absorbance spectra (A(λ))

Article Snippet: Hyperspectral images of the investigated areas (with and without mud applied), each consisting of 205 adjacent narrow spectral bands (called hypercube, Fig. ), were acquired before mud therapy, after the first day of treatment and at the end of mud therapy, with the patients sitting on their ventral side in a relaxed position, using a line-scan hyperspectral imaging system (ImSpector V8E, Specim, Oulu, Finland) in a (400–800) nm spectral range at a spectral resolution of 1.97 nm and a frame rate of 41 fps.

Techniques: Selection, Control

Journal: International Journal of Biometeorology

Article Title: Hyperspectral imaging reveals that sapropelic mud therapy may improve local tissue oxygenation in elderly

doi: 10.1007/s00484-024-02838-8

Figure Lengend Snippet: Distribution maps of concentrations of oxyhemoglobin and deoxyhemoglobin, oxygen saturation (StO 2 ) and coefficient of determination (R 2 ) calculated from the ROIs related to the two investigated areas on the lumbar area of a 66-year-old patient diagnosed with low back pain. ( a ) hyperspectral images of the patient’s back at different time points during the mud therapy (baseline, after 1 day of treatment and at the end of the treatment) illustrating the investigated areas; ( b ) maps showing the distributions of concentrations of HbO 2 , Hb, StO 2 and R 2 on the investigated study area at different time points during mud therapy; ( c ) maps showing the distributions of the concentrations of HbO 2 , Hb, StO 2 and R 2 on the investigated control area at the same time points during mud therapy

Article Snippet: Hyperspectral images of the investigated areas (with and without mud applied), each consisting of 205 adjacent narrow spectral bands (called hypercube, Fig. ), were acquired before mud therapy, after the first day of treatment and at the end of mud therapy, with the patients sitting on their ventral side in a relaxed position, using a line-scan hyperspectral imaging system (ImSpector V8E, Specim, Oulu, Finland) in a (400–800) nm spectral range at a spectral resolution of 1.97 nm and a frame rate of 41 fps.

Techniques: Control

Journal: International Journal of Biometeorology

Article Title: Hyperspectral imaging reveals that sapropelic mud therapy may improve local tissue oxygenation in elderly

doi: 10.1007/s00484-024-02838-8

Figure Lengend Snippet: Changes in oxygen saturation values of the study area in each patient at different times during mud therapy calculated from hyperspectral data

Article Snippet: Hyperspectral images of the investigated areas (with and without mud applied), each consisting of 205 adjacent narrow spectral bands (called hypercube, Fig. ), were acquired before mud therapy, after the first day of treatment and at the end of mud therapy, with the patients sitting on their ventral side in a relaxed position, using a line-scan hyperspectral imaging system (ImSpector V8E, Specim, Oulu, Finland) in a (400–800) nm spectral range at a spectral resolution of 1.97 nm and a frame rate of 41 fps.

Techniques:

Journal: International Journal of Biometeorology

Article Title: Hyperspectral imaging reveals that sapropelic mud therapy may improve local tissue oxygenation in elderly

doi: 10.1007/s00484-024-02838-8

Figure Lengend Snippet: Bland-Altman plot showing agreement for measured and calculated StO 2 values between hyperspectral imaging and pulse oximetry in the study areas at the end of mud therapy. The blue solid line indicates the mean difference (bias) between StO 2 values determined by the two methods, and the black solid line is the line of equality. Dotted lines indicate 95% limits of agreement

Article Snippet: Hyperspectral images of the investigated areas (with and without mud applied), each consisting of 205 adjacent narrow spectral bands (called hypercube, Fig. ), were acquired before mud therapy, after the first day of treatment and at the end of mud therapy, with the patients sitting on their ventral side in a relaxed position, using a line-scan hyperspectral imaging system (ImSpector V8E, Specim, Oulu, Finland) in a (400–800) nm spectral range at a spectral resolution of 1.97 nm and a frame rate of 41 fps.

Techniques: Imaging

Journal: Scientific Reports

Article Title: In vitro hyperspectral biomarkers of human chondrosarcoma cells in nanoparticle-mediated radiosensitization using carbon ions

doi: 10.1038/s41598-023-41991-9

Figure Lengend Snippet: Hyperspectral images of CHS cells: incubated with NPs ( a ) treated with NPs and irradiated with carbon ions at 2 Gy ( b ) and 4 Gy ( c ) or with X-rays at 2 Gy ( d ) and 4 Gy ( e ).

Article Snippet: Hyperspectral images (HSI) acquired in enhanced dark field microscopy were obtained using a CytoViva R system (CytoViva Inc., USA).

Techniques: Incubation, Irradiation

Journal: Scientific Reports

Article Title: In vitro hyperspectral biomarkers of human chondrosarcoma cells in nanoparticle-mediated radiosensitization using carbon ions

doi: 10.1038/s41598-023-41991-9

Figure Lengend Snippet: Hyperspectral images of CHS cells: untreated ( a ) irradiated with carbon ions at 2 Gy ( b ) and 4 Gy ( c ) irradiated with X-rays at 2 Gy ( d ) and 4 Gy ( e ).

Article Snippet: Hyperspectral images (HSI) acquired in enhanced dark field microscopy were obtained using a CytoViva R system (CytoViva Inc., USA).

Techniques: Irradiation