What is š3D geodesic path features ?
Best insight from top research papers
3D geodesic path features are a set of facial morphological descriptors that are used for gender analysis and classification based on the shape of a face. These features are extracted along the geodesic path between two biological landmarks located in key facial areas. The combination of these new features with geodesic distances provides a classification accuracy of 89%. Nose-related traits are found to be the most discriminative facial feature for gender classification, with the most discriminative features lying along the 3D face profile curve . Geodesic paths on surfaces are paths that are indispensable in various applications such as architectural and aircraft design, robotic path planning, and terrain navigation. Existing algorithms for computing geodesic paths on large-scale models with millions of vertices are challenging. A novel framework for efficient and approximate geodesic path computation over triangle meshes has been proposed, which produces fast and acceptable accuracy .
Answers from top 5 papers
More filters
| Papers (5) | Insight |
|---|---|
01 Jun 2022 | The paper proposes a learnable network to approximate geodesic paths on 3D surfaces. |
18 Jun 2014 | The paper discusses the concept of the shortest path planning for a mobile robot to traverse a 3D surface using nonlinear geodesic equations. |
Patent 08 May 2018 1 Citations | The 3D geodesic path features in this method help improve the polishing uniformity of a three-dimensional curve face. |
| 3D geodesic path features are facial morphological descriptors that are extracted along the geodesic path between two biological landmarks in key facial areas. | |
| The paper presents a fast and efficient algorithm for computing approximate geodesic paths on large-scale 3D models. |
Related Questions
What is path creation?5 answersPath creation refers to the process of establishing routes or trajectories for various purposes, such as communication or economic activities. In the context of network-on-chip (NOC) technology, path creation involves setting up efficient communication channels between different cores within a chip. In evolutionary economic geography, path creation is crucial for the emergence of new industries, considering technological characteristics and regional conditions. Additionally, in the field of communication, a method for path creation involves creating and maintaining paths for forwarding user traffic, ensuring continuity even when interruptions occur. The concept of path creation is essential for understanding how companies evolve, as seen in the case of Software Aktiengesellschaft (AG), where early success influenced the development of different paths within the company.
What are the various Geometric Path Form for laser cutting motion planning benchmarking?5 answersVarious geometric path forms for laser cutting motion planning benchmarking include spatial movement paths, auxiliary motion paths, and empty moving methods. Spatial movement paths involve connecting initial cutting positions of parts to generate a path, ensuring collision avoidance. Auxiliary motion paths are determined based on connected line segments to enhance laser cutting efficiency. Empty moving methods involve calculating different paths and judging intersections with processed graphics to avoid obstacles during laser cutting. Additionally, research introduces improved algorithms like LPSPSO, incorporating Levy Flight and Singer map, to address long empty cutting path issues and optimize laser cutting paths effectively. These diverse geometric path forms and algorithmic enhancements contribute to efficient and precise laser cutting motion planning.
What are three dimensional spatial navigation methods for drones?4 answersThree-dimensional spatial navigation methods for drones include using deep reinforcement learning algorithms to enable safe navigation in complex environments. These methods utilize deep neural networks to model the decision-making process of the drone and learn a mapping from the state space to the action space. The learning process is guided by a reinforcement signal that reflects the performance of the drone in terms of reaching its target while avoiding obstacles and maintaining energy efficiency. Another approach involves converting the 3D environment map into a discrete voxel space and applying the A* algorithm to find an optimal path. This path is then smoothed using an iterative linear approximation approach to reduce unnecessary steering maneuvers.
What are the advantages and disadvantages of geodesic greenhouses?5 answersGeodesic greenhouses have several advantages. They provide higher yields, improved quality, and reduced water consumption and losses of fertilizers and pesticides. Geodesic greenhouses are also simple in structure, novel in appearance, and have high waterproof performance. However, there are also disadvantages to geodesic greenhouses. The design parameters, such as shape, size, and orientation, play an important role in influencing the microclimate of the greenhouse. Achieving appropriate climate conditions, such as temperature and relative humidity, is a challenge in geodesic greenhouses. Additionally, controlling the climate conditions in geodesic greenhouses requires energy consumption. Overall, while geodesic greenhouses offer advantages in terms of yield and quality, they also present challenges in terms of design and climate control.
What are the epic games carrer paths?3 answersEpic games offer various career paths. One paper discusses the use of video games such as Mass Effect and Assassin's Creed as a new form of media that goes beyond traditional problem-solving exercises. Another paper presents a framework called EPIC (Ethics Practice and Implementation Categorization) that helps educators choose video games for ethics education purposes. Additionally, a study analyzes the relationship between educational activities on an e-learning platform called EPIC and the assessment results of university students. Another paper explores the idea of forward induction for extensive games, contrasting it with non-cooperative game theory approaches. Lastly, a paper discusses various aspects of epic games, including chariot races, running, discus, boxing, wrestling, sword fights, and archery.
What is a path analysis in psychologyP?2 answersPath analysis in psychology is a multivariate technique used to construct conceptual models of psychological, cognitive, and behavioral phenomena. It allows researchers to portray possible causal linkages between observable constructs, providing insights into the processes and mechanisms behind a given phenomenon. Path analysis focuses on the pattern of relationships among a set of variables, aiming to determine which theoretical model best fits the data. By conducting a series of regression analyses, path analysis identifies the relationships between variables, with one variable as the dependent variable and the others as independent variables. It helps researchers understand how different variables in a model predict the covariance between two selected variables, decomposing the covariance into additive components. Path analysis is widely used in psychology to examine the relationships and causal pathways between variables, providing valuable insights into complex phenomena.