Related Concept Videos
02:27Predicting Molecular Geometry
42.6K
VSEPR Theory for Determination of Electron Pair Geometries
42.6K
02:24Predicting Reaction Outcomes
9.3K
Kinetics describes the rate and path by which a reaction occurs. In contrast, thermodynamics deals with state functions and describes the properties, behavior, and components of a system. It is not concerned with the path taken by the process and cannot address the rate at which a reaction occurs. Although it does provide information about what can happen during a reaction process, it does not describe the detailed steps of what appears on an atomic or a molecular level. On the other hand,...
9.3K
01:03Prediction Intervals
2.8K
The interval estimate of any variable is known as the prediction interval. It helps decide if a point estimate is dependable.
However, the point estimate is most likely not the exact value of the population parameter, but close to it. After calculating point estimates, we construct interval estimates, called confidence intervals or prediction intervals. This prediction interval comprises a range of values unlike the point estimate and is a better predictor of the observed sample value, y.
However, the point estimate is most likely not the exact value of the population parameter, but close to it. After calculating point estimates, we construct interval estimates, called confidence intervals or prediction intervals. This prediction interval comprises a range of values unlike the point estimate and is a better predictor of the observed sample value, y.
2.8K
01:07Ogive Graph
6.3K
An ogive graph is sometimes called a cumulative frequency polygon. It is one type of frequency polygon that shows cumulative frequency. In other words, the cumulative percentages are added to the graph from left to right. An ogive graph plots cumulative frequency on the vertical y-axis and class boundaries along the horizontal x-axis. It’s very similar to a histogram; only instead of rectangles, an ogive displays a single point where the top right of the rectangle would be. Creating this...
6.3K
01:30Graphs of Equations in Two Variables
80
An equation with two variables, typically written in the form y = f(x) or Ax + By = C, describes a relationship between quantities represented by x and y. Each solution to such an equation is an ordered pair (x, y) that satisfies the equation when substituted. These pairs can be represented graphically to understand the variables' relationship visually.A common technique for constructing the graph of a two-variable equation is to create a value table. Begin by choosing several values for the...
80
02:52Predicting Products: Substitution vs. Elimination
13.3K
When a nucleophile and an alkyl halide react, nucleophilic substitution and β-elimination reactions compete to generate products.
The following factors can influence the mechanisms competing against each other:
The following factors can influence the mechanisms competing against each other:
13.3K
You might also read
Related Articles
Articles linked to this work by shared authors, journal, and citation graph.
Sort by
Same author
Reinforcement learning-based adaptive learning: Rewards improvement considering learning duration.
The British journal of mathematical and statistical psychology·2025
Same author
The effect of reading engagement on scientific literacy - an analysis based on the XGBoost method.
Frontiers in psychology·2024
Same author
Label-free proteomics-based analysis of peripheral nerve injury induced by Japanese encephalitis virus.
Journal of proteomics·2022
Same author
Nanostructured thin lignin-derived carbon sheets as excellent reinforcement fillers in polypropylene.
RSC advances·2022
Same author
Corrigendum: Analysis of Anxiety and Depression Status in Patients Undergoing Radiotherapy During the COVID-19 Epidemic.
Frontiers in psychiatry·2022
Same author
Co-N heteroatomic interface engineering in peanut Shell-Derived porous carbon for enhanced oxygen reduction reaction.
Journal of colloid and interface science·2022
Same journal
Adverse and positive childhood experiences in relation to adolescent mental health: sequential indirect associations.
Frontiers in psychology·2026
Same journal
Personality profiles and usage experience are associated with trust and dependence on generative AI: a latent profile analysis.
Frontiers in psychology·2026
Same journal
Editorial: Promoting replicability: empowering method and applied researchers in driving reliable results.
Frontiers in psychology·2026
Same journal
The mediating roles of the challenge appraisal in the relationship between the coach-athlete relationship and adolescent athletes' burnout.
Frontiers in psychology·2026
Same journal
Unpacking GenAI-enabled deep learning engagement: role perceptions, human-GenAI synergy strategies, and underlying mechanisms.
Frontiers in psychology·2026
Same journal
Violence exposure and cyberbullying among Chinese adolescents: the mediating role of moral disengagement.
Frontiers in psychology·2026
Related Experiment Video
Updated: Nov 27, 2025
05:47
Evidence-based Knowledge Synthesis and Hypothesis Validation: Navigating Biomedical Knowledge Bases via Explainable AI and Agentic Systems
Published on: June 13, 2025
950
Predicting Evaluations of Essay by Computational Graph-Based Features.
Liping Yang1, Tao Xin1, Canxi Cao1
1Collaborative Innovation Center of Assessment Toward Basic Education Quality, Beijing Normal University, Beijing, China.
Frontiers in Psychology
|December 7, 2020
Summary
Graph-based features effectively predict Chinese middle school students' essay quality, offering a systematic approach to evaluating writing. This method reliably assesses essays based on scoring rubrics, supplementing human evaluation.
Area of Science:
- Educational Technology
- Natural Language Processing
- Computational Linguistics
Background:
- Evaluating student essays objectively using writing criteria is a persistent challenge.
- The advent of automatic essay scoring raises questions about systematic quality assessment via scoring rubrics.
Purpose of the Study:
- To investigate the efficacy of graph-based features in predicting the writing quality of Chinese middle school students' essays.
- To determine if graph-based features enable systematic essay evaluation aligned with scoring rubrics.
Main Methods:
- Utilized an innovative set of graph-based features categorized into basic characteristics, main idea, essay content, and essay development.
- Employed these features to predict essay quality for Chinese middle school students.
Main Results:
- Graph-based features demonstrated significantly superior performance in predicting human essay scores compared to baseline features.
- The study confirmed the predictive power of graph-based features for essay quality assessment.
Conclusions:
- Graph-based features provide a reliable and systematic method for evaluating essay quality according to scoring rubrics.
- This approach serves as a viable alternative or supplement to traditional human essay evaluation.