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Related Concept Videos

Surveys02:16

Surveys

16.8K
Often, psychologists develop surveys as a means of gathering data. Surveys are lists of questions to be answered by research participants, and can be delivered as paper-and-pencil questionnaires, administered electronically, or conducted verbally. Generally, the survey itself can be completed in a short time, and the ease of administering a survey makes it easy to collect data from a large number of people.
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Introduction to Surveying, Plane Surveying and Geodetic Surveys01:27

Introduction to Surveying, Plane Surveying and Geodetic Surveys

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Surveying is the art and science of mapping the earth's surface. It involves measuring distances, angles in horizontal or vertical directions, and levels to understand the shape and size of land features. Surveying techniques are essential for various tasks, such as identifying the levels of a land area with reference to a specific point, and mapping undulations and water bodies.There are two main types of surveying: plane surveys and geodetic surveys. Plane surveys assume the earth is flat,...
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Errors and Mistakes in Surveying01:19

Errors and Mistakes in Surveying

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Errors and mistakes in surveying refer to inaccuracies in measurements and data recording. The errors are deviations from the actual value caused by human sensory limitations, equipment flaws, or environmental effects. These errors are typically unintentional and can result from the inherent imperfections in the instruments used, atmospheric conditions, or the observer’s inability to perceive exact measurements. On the other hand, mistakes are caused by the surveyor's lack of...
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Types of Surveys01:27

Types of Surveys

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Surveys are essential for marking property boundaries near water bodies. Different types of surveys are defined, each with its own function. Land surveys mark the property boundaries, while route surveys determine the position of properties on nearby highways. Topographic surveys create maps by capturing the three-dimensional features of the land. Hydrographic surveys focus on the shapes of underwater areas and the movement of streams through the properties. Mine surveys determine the relative...
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Survey Safety01:28

Survey Safety

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Surveying near highways, rough terrain, or power lines involves significant risks. Working along highways is particularly dangerous and requires the use of warning signs and flagmen. It is safest to avoid working directly on roads and use offsets whenever possible. When highway work is unavoidable, it must follow all safety guidelines. Surveyors should wear bright clothing, such as orange reflective vests, to ensure visibility to motorists, coworkers, and hunters. In construction zones, wearing...
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Data Collection by Survey01:07

Data Collection by Survey

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The systematic method of obtaining and analyzing accurate information of a population is called data collection. A survey is a standard method of data collection that involves collecting information from a target human population about their experience, opinion, or knowledge of a product, service, or process. The responses are recorded and interpreted. The most common survey examples are written questionnaires, face-to-face or telephonic conversations, focus groups, and electronic (e-mail or...
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Related Experiment Video

Updated: Feb 1, 2026

Quantifying Learning in Young Infants: Tracking Leg Actions During a Discovery-learning Task
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A Survey of Multi-task Learning Methods in Chemoinformatics.

Sergey Sosnin1, Mariia Vashurina2, Michael Withnall2

  • 1Center for Computational and Data-Intensive Science and Engineering, Skolkovo Institute of Science and Technology Skolkovo Innovation Center, Moscow, 143026, Russia.

Molecular Informatics
|December 1, 2018
PubMed
Summary
This summary is machine-generated.

Predicting multiple molecular properties simultaneously improves accuracy by leveraging shared data patterns. This review covers multi-learning approaches and tools for analyzing Absorption, Distribution, Metabolism, Excretion, Toxicity, and other biological characteristics.

Keywords:
Multi-task learningneural networkstransfer learning

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Area of Science:

  • Computational chemistry
  • cheminformatics
  • drug discovery

Background:

  • Vast virtual chemical space exceeds experimentally measured data.
  • Simultaneous prediction of correlated ADMET and biological properties is desirable.
  • Joint analysis enhances model accuracy by exploiting common molecular representations.

Purpose of the Study:

  • Review recent advancements in multi-learning approaches for molecular property prediction.
  • Identify and discuss freely available tools and packages for multi-learning studies.

Main Methods:

  • Literature review of multi-learning strategies.
  • Survey of open-source software and computational packages.
  • Analysis of methods for joint prediction of correlated properties.

Main Results:

  • Multi-learning approaches offer improved predictive accuracy for molecular properties.
  • Several computational tools and packages facilitate multi-property prediction studies.
  • Exploiting inter-property correlations is key to enhanced modeling.

Conclusions:

  • Multi-learning is a powerful strategy for efficient and accurate prediction of molecular characteristics.
  • The reviewed tools enable researchers to implement advanced multi-learning studies.
  • Further development in multi-learning will accelerate drug discovery and chemical safety assessments.