使用域调整改进的阿拉伯语灾难数据分类
Abdullah M Moussa1, Sherif Abdou2, Khaled M Elsayed2
1The Engineering Company for the Development of Digital Systems, Giza, Egypt.
PloS one
|April 4, 2024
概括
本研究引入了使用域调整为社交媒体的改进的阿拉伯灾难数据分类模型. 增强的模型在检测和分类来自Twitter的灾难相关信息方面实现了最先进的准确性.
科学领域:
- 自然语言处理自然语言处理.
- 灾害管理 灾害管理
- 社交媒体分析 社交媒体分析
背景情况:
- 自然灾害带来重大风险,需要有效的危机管理.
- 在灾难期间,社交媒体是实时信息的重要来源.
- 需要自动化系统来有效处理社交媒体数据以应对灾害.
研究的目的:
- 开发和评估增强的阿拉伯灾难数据分类模型.
- 提高来自社交媒体的灾难信息检测和分类的准确性.
- 为了提高业绩,利用领域适应技术.
主要方法:
- 利用从Twitter收集的阿拉伯灾难数据的标准数据集.
- 开发了包含域调整的增强分类模型.
- 对现有基准进行实验,以测试模型性能.
主要成果:
- 拟议的模型显示了显著提高的准确性.
- 在阿拉伯灾难数据分类中取得了最先进的结果.
- 在这种情况下,验证了域调整的有效性.
结论:
- 增强的阿拉伯灾难数据分类模型提供了卓越的性能.
- 域调整是实现灾难数据高精度的关键因素.
- 开发的模型可以帮助更有效地发现灾害和应对.
更多相关视频
12:26Integrating Remote Sensing with Species Distribution Models; Mapping Tamarisk Invasions Using the Software for Assisted Habitat Modeling SAHM
Published on: October 11, 2016
13.3K
05:56Objectification of Tongue Diagnosis in Traditional Medicine, Data Analysis, and Study Application
Published on: April 14, 2023
2.5K
相关概念视频
Aggregates Classification
317
Aggregate classification is generally based on its size, petrographic characteristics, weight, and source. Size classification ranges from coarse to fine aggregates, defined by the size of the particles. Coarse aggregates are particles that do not pass through ASTM sieve No. 4, and aggregates that pass through the sieve are fine aggregates.
Petrographic classification groups aggregates based on common mineralogical characteristics. Some of the common mineral groups found in aggregates are...
Petrographic classification groups aggregates based on common mineralogical characteristics. Some of the common mineral groups found in aggregates are...
317
Survival Tree
84
Survival trees are a non-parametric method used in survival analysis to model the relationship between a set of covariates and the time until an event of interest occurs, often referred to as the "time-to-event" or "survival time." This method is particularly useful when dealing with censored data, where the event has not occurred for some individuals by the end of the study period, or when the exact time of the event is unknown.
Building a Survival Tree
Constructing a...
Building a Survival Tree
Constructing a...
84
Classification of Systems-I
184
Linearity is a system property characterized by a direct input-output relationship, combining homogeneity and additivity.
Homogeneity dictates that if an input x(t) is multiplied by a constant c, the output y(t) is multiplied by the same constant. Mathematically, this is expressed as:
Homogeneity dictates that if an input x(t) is multiplied by a constant c, the output y(t) is multiplied by the same constant. Mathematically, this is expressed as:
184
Classification of Systems-II
144
Continuous-time systems have continuous input and output signals, with time measured continuously. These systems are generally defined by differential or algebraic equations. For instance, in an RC circuit, the relationship between input and output voltage is expressed through a differential equation derived from Ohm's law and the capacitor relation,
144
Classification of Signals
456
In signal processing, signals are classified based on various characteristics: continuous-time versus discrete-time, periodic versus aperiodic, analog versus digital, and causal versus noncausal. Each category highlights distinct properties crucial for understanding and manipulating signals.
A continuous-time signal holds a value at every instant in time, representing information seamlessly. In contrast, a discrete-time signal holds values only at specific moments, often denoted as x(n), where...
A continuous-time signal holds a value at every instant in time, representing information seamlessly. In contrast, a discrete-time signal holds values only at specific moments, often denoted as x(n), where...
456
Force Classification
1.2K
Forces play a crucial role in the study of physics and engineering. They are essential in describing the motion, behavior, and equilibrium of objects in the physical world. Forces can be classified based on their origin, type, and direction of action.
Contact and non-contact forces are two of the most widely used categories of forces. As the name suggests, contact forces require physical contact between two objects to act upon each other. Examples of contact forces include frictional,...
Contact and non-contact forces are two of the most widely used categories of forces. As the name suggests, contact forces require physical contact between two objects to act upon each other. Examples of contact forces include frictional,...
1.2K
