Articles tagged with Three Dimensional Modeling
A study on Homo floresiensis found its bite could exert around 1300 Newtons of force, comparable to modern humans and some extinct cousins. This suggests that the Hobbit might have been at greater risk of facial bone strain or dislocation when biting hard foods.
Researchers from FAU Harbor Branch adapted Structure-from-Motion photogrammetry to generate 3D models for tracking lesion progression and impacts on diseased coral colonies. The study found that stony coral tissue loss disease prevalence varied significantly across location, but not through time.
A new study on bats reveals that their brain's GPS system represents three-dimensional space in a unique way, with grid cells packed like spheres rather than circles. The researchers found that this arrangement allows for local order but lacks global symmetry.
Researchers have developed a neural network model called BiteNetPp to detect protein-peptide binding sites, enabling the design of peptide-based drugs. The model consistently outperforms existing methods and can analyze a single protein structure in under a second, making it suitable for large-scale studies.
Researchers at Oak Ridge National Laboratory are advancing various technologies to minimize oil leaks, enable 3D printing in space, and increase fuel efficiency from ethanol. They have developed a quantum sensing system to detect pipeline leaks more quickly, built a thermal protection shield for a capsule launched into space, and creat...
The June edition of SLAS Technology features protocols for controlled cell seeding, splitting and expansion of human fibroblasts, induced pluripotent stem cells, and neural progenitor cells. Researchers have made significant improvements in forming complex 3D structures but face challenges in automating assay protocols.
A breakthrough study uses oral tactile visualization of complex 3D structures to improve accessibility in STEM education for blind and visually impaired students. Students recognized structures by mouth at 85.59% accuracy, similar to recognition by eyesight using computer animation.
Geophysicists at St. Petersburg State University have developed an algorithm to combine electrical resistivity tomography (ERT) and radiomagnetotelluric (RMT) methods for more accurate subsurface imaging. The joint inversion of CSRMT and ERT data provides a closer match to borehole data, improving the accuracy of geophysical exploration.
Researchers have developed a 3D model using patient cells to simulate the disease, enabling fast and cost-effective testing of drugs. The model has validated the effectiveness of previously tested drugs, opening new avenues for finding personalized treatments.
Researchers developed a 3D 'lung-on-a-chip' model to study COVID-19's effects on cells and develop new treatments. The model replicates human alveolar lung tissue, allowing scientists to investigate how various therapies impact viral spread and test potential treatments.
Researchers are using 3D printed models to study ground motion after earthquakes, providing a novel platform for seismic experiments. The models replicate complex topographical features and allow scientists to simulate how seismic waves interact with the Earth's surface.
A new study examines the impact of augmented reality on retail sales. Researchers found that AR enhances product evaluation, reduces customer uncertainty, and promotes online channel adoption. The technology also benefits niche brands and premium products, leading to increased revenues for retailers.
Researchers designed and tested 3D printed beetle models to study mate choice in insects. The results show that the models are effective in simulating real behavior, with males preferring chemical signals and color cues over 2D counterparts.
Researchers have created the first in-vitro patient-derived 3D organoid models of nasopharyngeal cancer, enabling them to predict optimal radiation treatment doses. These models mimic the hypoxic radioresistant sub-volumes of recurrent NPC and have shown that radiation dose escalation can improve treatment outcomes.
Researchers successfully produced an artificial lung model with a three-layer structure of about 10 micrometers thickness using inkjet bioprinting. The model replicated the physiological response to viral infectivity and antiviral response, enabling mass production and quality control for disease models.
Researchers investigated how observers perform in 2D and 3D image localization tasks, finding that they often treat volumetric images as stacks of independent 2D images. This leads to inefficiencies in target localization, especially for smaller targets in 3D images.
Researchers developed a new analysis system to study brain function and diseases using 3D artificial brain models. The system allows for precise non-destructive stimuli and real-time measurement of neural signals, providing insights into functional connections between brain cells.
NYUAD researchers have developed a new technology that enables the creation of high throughput arrays of miniaturized 3D tumor models, which can be safely cryopreserved and stored for on-demand drug testing use. This technology has the potential to revolutionize personalized medicine by predicting the outcomes of drug efficacy.
Researchers from Skoltech and Russian Academy of Sciences have surveyed the newest known 30-meter deep gas blowout crater on the Yamal Peninsula, forming a 3D model to study its structure and composition. The 3D model reveals a unique underground cavity with an elliptical shape and a circular dome, providing clues about the crater's en...
A new machine-learning algorithm reveals multiple possible conformations of proteins that can be determined experimentally using cryo-electron microscopy. The researchers used this technique to study ribosome assembly and identified a new ribosomal state, as well as visualized large-scale flexible motions of the spliceosome.
Researchers have made breakthroughs in engineering models of tumors to expand cancer immunotherapy's effectiveness. By modifying the cells in a patient's immune system, scientists aim to target cold or non-inflamed tumors.
Researchers from Iowa State University and Penn State University developed a method to measure and model desalination membranes, leading to improved water flow and salt removal. By creating uniform membrane density at the nanoscale, they found that membranes with fewer hot spots perform better.
Researchers at the University of Pittsburgh analyzed over 150 studies on hollow fiber membrane contactors, a leading carbon capture technology. They found that 3D models can reveal unique information about the technology, accelerating progress towards commercial use.
A team of researchers has created the first full-size 3D bioprinted human heart model using their FRESH technique, mimicking the elasticity of cardiac tissue. The model can be manipulated like real tissue, enabling surgeons to practice and improve their skills before actual surgery.
Researchers developed a technique to print full-size, realistic heart models using alginate material and MRI scans. These models can be handled outside of the gelatin bath, enabling surgeons to practice complex heart surgeries.
A 3D modeling tool has been created to visualize the components of SARS-CoV-2, ranging from 10 to 100 nanometers in size. The model provides a detailed representation of the virus's structure, including its nucleocapsid proteins and RNA strand.
Scientists created a 3D structural model of the BAF complex, which modifies DNA architecture and is frequently mutated in cancer. The new model provides critical insights into how mutations disrupt gene regulation and tumor growth.
Scientists have created a 3D tumour model for ovarian cancer, which can mimic the way tumour cells grow and respond to chemotherapy drugs. The new model has the potential to improve understanding and treatment of the disease.
The NYU Tandon School of Engineering has released a comprehensive dataset tracking human interactions outside COVID-19 hotspots. The data set, which includes location information and behavioral choices, will aid in the development of machine learning models to predict virus transmission.
Researchers have developed a groundbreaking process for multi-material 3D printing of lifelike heart valve models, which can be used to improve surgical outcomes in thousands of patients worldwide. The patient-specific organ models include integrated sensors that provide electronic pressure feedback to guide and optimize valve placement.
A new tool for diagnosing COVID-19 has been developed by LSU Health New Orleans, using 3D digital models created from CT scans of patients with severe respiratory symptoms. The tool allows clinicians to visualize the distribution of the virus in the lungs and may help identify false negatives in RT-PCR testing.
A new VR experience, Beyond the Ice, brings Hallett Cove's fossilized landscape to life with immersive 3D detail. Users can identify fossils, measure glacial grooves and draw rock folds using virtual tools.
Scientists have created a new 3D cell culture model of the pulmonary arterial wall to study pulmonary arterial hypertension. The model successfully recapitulates the process central to the pathogenesis and progression of PAH, allowing researchers to test potential drug candidates for treatment.
Researchers studied Telica Volcano, using photos collected from 1994-2017 and photogrammetric techniques to quantify changes in crater morphology. They found that crater wall collapse is a primary mechanism for changing volcano shape.
Researchers create 3D Dynamic Scene Graphs, enabling robots to quickly generate maps of their surroundings and extract relevant information. The new model is modeled after human perception and allows robots to navigate and make decisions like humans.
Researchers have developed a 3D bioprinted skin model of cutaneous squamous cell carcinoma (cSCC) to test the efficacy of chemotherapies. The model selectively killed cSCC cells while sparing normal keratinocytes, demonstrating its potential for pre-clinical screening.
Scientists have developed a 3D mathematical model of the paradise tree snake's flight, revealing that aerial undulation enhances rotational stability. The team measured over 100 live snake glides and found that undulation is essential for maintaining control during glides.
Forensic investigators can now analyze fragile human remains without excessive handling, thanks to a new 3D printing technique. This approach allows for effective physical fit analysis and demonstrates the potential for improved evidence presentation in court.
Researchers assess the stresses and health of Utah's natural rock arches by analyzing seismic vibrations, revealing the effects of erosion on their shapes. The studies provide valuable information on the mechanical properties of rocks and the dominant sculpting agents behind arch formation.
Researchers develop a laser-based technique using OCT to capture detailed 3D reconstructions of impressionist paintings, enabling enhanced viewing experiences and conservation efforts. The technology also allows for the creation of digital 3D models that can be interacted with to examine brushstrokes and other details.
Researchers from the Max Planck Institute of Animal Behavior and the University of Konstanz created artificial shelters that vary in precise ways, allowing them to reveal the underlying preferences of animals. The findings suggest that animals prefer certain traits over others when choosing a home, such as intactness over shell length.
VoroCrust generates accurate digital representations of complex objects using Voronoi-cell meshes that conform to models without needing manual fixes. This software could save scientists hours of work and improve the efficiency of simulations for aerospace and other industries.
Researchers studied Comet 67P, finding features that shed light on the mechanical properties of materials forming the comet. The study suggests a revised model of cometesimal rheology requiring water ice and organic material binding action.
Researchers have found that fault segments connected at depth can influence earthquake risk and magnitude. A study suggests that a rapid decay in slip at the edge of a fault segment indicates a connection below the surface.
Researchers created living biohybrid nerve tissue using stem cells to develop 3D models of neural networks, enabling better understanding of brain function and disease development. The 3D models can be controlled with optogenetics and used for drug testing and studying complex behaviors.
Researchers at Stanford University created a touch-based display that mimics the geometry of 3D objects, enabling blind users to design and create independently. The system received positive feedback from test users, who praised its ability to provide multiple perspectives of an object, enhancing their understanding and creativity.
Dr. Hossein Tavana's research aims to understand the fluid dynamics of surfactant in premature babies' lungs and improve surfactant replacement therapy for RDS. His lab will generate 3D physical models of airways to aid visualization of surfactant flow, leading to better design strategies.
Japanese scientists have developed a new method to construct 3D models from 2D images, overcoming several limitations in current methods. The approach uses non-rigid registration and blending of rigid transforms to create accurate 3D reconstructions of human embryos with high success.
A supermassive black hole at the centre of jellyfish galaxy JO201 is stripping away gas and throwing it out into space, accelerating the suppression of star formation. This process, known as ram-pressure stripping, has caused a brief increase in star formation due to the compression of clouds of gas.
A new study has created a three-dimensional model of skeletal muscles responsible for bird flight, providing the most comprehensive picture of anatomy to date. The technique, developed by researchers at the University of Missouri, can be displayed virtually or through a printed 3D model.
A recent study published in the journal Bone used 3D simulations to predict hip fracture risk in patients with osteoporosis. The results showed a power of discrimination greater than 80%, outperforming traditional calculations.
Researchers created a 3D model of a Spokane neighborhood to analyze burglaries and natural surveillance. The study found that low visibility entry points were more likely to be targeted by burglars.
Researchers have made significant progress in understanding magnetic quantum effects in solids, finding that they only occur within narrow parameter ranges. The study sheds light on the behavior of spin systems at different temperatures and interaction parameters.
Researchers at UC Berkeley created accurate 3D-printed miniature models to reconstruct Pumapunku building in Tiwanaku site, shedding light on its purpose and alignment. The study provides clues about the site's layout and potential connections to Incan beliefs.
Researchers at Harvard University have developed an integrated 3D printing and valve sizing system to predict leaky heart valves during aortic valve replacement procedures. The system uses CT scan data to create physical models of individual patients' aortic valves, allowing cardiologists to determine the perfect replacement valve size.
A novel framework combines CNNs and geometric inference methods to compute sketches and their corresponding 3D shapes faster and more intuitively than existing methods. Novice users can create stylish contents for their 3D creations using the tool.
Researchers created high-quality 3D digital representations of plant structures to answer questions about taxonomic classification, wind pollination, and seed production. The technique has the potential to revolutionize botany education and inform macroevolutionary studies, highlighting the beauty of grass flowers.
The century-old Wisconsin train car has been digitally accessed through 3D models and printed spare parts created using digital photogrammetry and terrestrial laser scanning. The project, led by the University of South Florida, aims to preserve the fragile antique components while allowing for future restoration efforts.
Researchers at Tufts University have developed 3D human tissue culture models for the central nervous system that mimic brain structure and function. The models allow for the exploration of cell interactions, disease progression, and response to treatment, enabling the study of neurodegenerative diseases like Alzheimer's and Parkinson's.
Researchers at UMass Amherst found that small earthquakes near the San Andreas and San Jacinto faults may be due to deep creep 10 km below the surface. This finding should support more refined assessments of fault loading and earthquake rupture risk in the region.