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Combined display of all available logs of BattleActs Wiki. You can narrow down the view by selecting a log type, the username (case-sensitive), or the affected page (also case-sensitive).
- 10:36, 18 July 2025 M5fun599 talk contribs uploaded File:Holmes Figure 7 8.png
- 10:36, 18 July 2025 M5fun599 talk contribs created page File:Holmes Figure 7 8.png
- 10:36, 18 July 2025 M5fun599 talk contribs uploaded File:Holmes Figure 7 2.png
- 10:36, 18 July 2025 M5fun599 talk contribs created page File:Holmes Figure 7 2.png
- 10:35, 18 July 2025 M5fun599 talk contribs uploaded File:Holmes Figure 7 1.png
- 10:35, 18 July 2025 M5fun599 talk contribs created page File:Holmes Figure 7 1.png
- 10:34, 18 July 2025 M5fun599 talk contribs created page Holmes.Diagnostics (Created page with "'''Reading''': Holmes, T. & Casotto, M, “Penalized Regression and Lasso Credibility,” CAS Monograph #13, November 2024. Chapter 6. '''Synopsis''': In this article we explore how to review lasso credibility models and briefly contrast this with reviewing a GLM. The focus shifts from variable significance (GLMs) to reviewing the actuarial appropriateness of the chosen complement of credibility and assessing the validity of the selected lambda penalty parameter. We int...")
- 10:34, 18 July 2025 M5fun599 talk contribs uploaded File:Holmes Figure 7 17.png
- 10:34, 18 July 2025 M5fun599 talk contribs created page File:Holmes Figure 7 17.png
- 10:33, 18 July 2025 M5fun599 talk contribs created page Holmes.LassoCredibility (Created page with "'''Reading''': Holmes, T. & Casotto, M, “Penalized Regression and Lasso Credibility,” CAS Monograph #13, November 2024. Chapter 5. '''Synopsis''': In this reading we introduce the lasso credibility technique which is Holmes and Casotto's key contribution to the field of actuarial science in this monograph. We explore how restricting to ordinal and categorical variables allows us to introduce actuarially appropriate complements of credibility via offset terms in the...")
- 10:33, 18 July 2025 M5fun599 talk contribs uploaded File:Holmes Figure 5 1.png
- 10:33, 18 July 2025 M5fun599 talk contribs created page File:Holmes Figure 5 1.png
- 10:32, 18 July 2025 M5fun599 talk contribs created page Holmes.BiasAndVariance (Created page with "'''Reading''': Holmes, T. & Casotto, M, “Penalized Regression and Lasso Credibility,” CAS Monograph #13, November 2024. Chapter 4. '''Synopsis''': In this article we examine the bias-variance trade-off and how this problem is approached in a traditional GLM. We see how penalized regression improves on the traditional GLM approach and explore how it can be viewed as a form of credibility weighting. ==Study Tips== This article is heavy on theory and lays the groundwo...")
- 10:32, 18 July 2025 M5fun599 talk contribs uploaded File:Holmes Figure 4 2.png
- 10:32, 18 July 2025 M5fun599 talk contribs created page File:Holmes Figure 4 2.png
- 10:32, 18 July 2025 M5fun599 talk contribs uploaded File:Holmes Figure 4 1.png
- 10:32, 18 July 2025 M5fun599 talk contribs created page File:Holmes Figure 4 1.png
- 10:31, 18 July 2025 M5fun599 talk contribs created page Holmes.Transformations (Created page with "'''Reading''': Holmes, T. & Casotto, M, “Penalized Regression and Lasso Credibility,” CAS Monograph #13, November 2024. Chapter 3 Sections 3.4 – 3.5. '''Synopsis''': This is a brief reading which covers how to code various types of data for inclusion in the penalized GLM framework. We explore the impact of penalization on the coefficients for each different type of variable. ==Study Tips== Read this material fairly quickly and do the flashcards from time to time....")
- 10:31, 18 July 2025 M5fun599 talk contribs uploaded File:Holmes Figure 3 12.png
- 10:31, 18 July 2025 M5fun599 talk contribs created page File:Holmes Figure 3 12.png
- 10:30, 18 July 2025 M5fun599 talk contribs uploaded File:Holmes Figure 3 11.png
- 10:30, 18 July 2025 M5fun599 talk contribs created page File:Holmes Figure 3 11.png
- 10:30, 18 July 2025 M5fun599 talk contribs created page Holmes.PenalizedRegression (Created page with "'''Reading''': Holmes, T. & Casotto, M, “Penalized Regression and Lasso Credibility,” CAS Monograph #13, November 2024. Chapter 3, Sections 3.1 — 3.3. '''Synopsis''': We introduce the concept of penalized regression which is an extension of the GLM framework that incorporates a measure of the model complexity. We explore three common types of penalty term (ridge, lasso, and elastic net), looking at how the size of the penalty parameter impacts the beta coeffic...")
- 10:29, 18 July 2025 M5fun599 talk contribs uploaded File:Holmes Figure 3 7.png
- 10:29, 18 July 2025 M5fun599 talk contribs created page File:Holmes Figure 3 7.png
- 10:28, 18 July 2025 M5fun599 talk contribs uploaded File:Holmes Figure 3 8.png
- 10:28, 18 July 2025 M5fun599 talk contribs created page File:Holmes Figure 3 8.png
- 10:28, 18 July 2025 M5fun599 talk contribs uploaded File:Holmes Figure 3 6.png
- 10:28, 18 July 2025 M5fun599 talk contribs created page File:Holmes Figure 3 6.png
- 10:28, 18 July 2025 M5fun599 talk contribs uploaded File:Holmes Figure 3 5.png
- 10:28, 18 July 2025 M5fun599 talk contribs created page File:Holmes Figure 3 5.png
- 10:27, 18 July 2025 M5fun599 talk contribs created page File:Holmes Figure 3 4.png
- 10:27, 18 July 2025 M5fun599 talk contribs uploaded File:Holmes Figure 3 4.png
- 10:27, 18 July 2025 M5fun599 talk contribs uploaded File:Holmes Figure 3 3.png
- 10:27, 18 July 2025 M5fun599 talk contribs created page File:Holmes Figure 3 3.png
- 10:27, 18 July 2025 M5fun599 talk contribs uploaded File:Holmes Figure 3 2.png
- 10:27, 18 July 2025 M5fun599 talk contribs created page File:Holmes Figure 3 2.png
- 10:27, 18 July 2025 M5fun599 talk contribs uploaded File:Holmes Figure 3 1.png
- 10:27, 18 July 2025 M5fun599 talk contribs created page File:Holmes Figure 3 1.png
- 10:26, 18 July 2025 M5fun599 talk contribs created page Holmes.Intro (Created page with "'''Reading''': Holmes, T. & Casotto, M, “Penalized Regression and Lasso Credibility,” CAS Monograph #13, November 2024. Chapters 1 and 2. '''Synopsis''': In this reading we cover a brief refresher of the early content found in the GLM monograph. We explore a couple of scenarios which motivate us to think about the credibility/volume of data underpinning each GLM coefficient. We conclude with a discussion on the limitations of ''p''-values and significance testing pl...")
- 11:54, 18 June 2025 M5fun599 talk contribs created page ASOP25.Credibility (Created page with "'''Reading''': Actuarial Standards Board of the American Academy of Actuaries, “Credibility Procedures”, December 2013. '''Synopsis''': This standard of practice covers key terminology and provides guidance on the development and selection of a credibility procedure. It also reminds actuaries of the necessary disclosures which should be made when working with credibility topics. ==Study Tips== This is a short and straightforward reading that's probably only one que...")
- 11:43, 22 May 2024 Graham talk contribs deleted page Goldburd.Comments (content was: "'''Reading''': Goldburd, M.; Khare, A.; Tevet, D.; and Guller, D., "Generalized Linear Models for Insurance Rating,", CAS Monograph #5, 2nd ed., Chapters 8 & 9. '''Synopsis''': We'll learn about the importance of good model documentation (including what's involved in that) and discuss some scenarios where a GLM may fall short. [https://battleacts8.ca/8/forum/index.php?p=/categories/Goldburd-Comments<span style="font-size: 12px; background-color: lightgrey; border: solid; bord...")
- 11:42, 22 May 2024 Graham talk contribs deleted page Goldburd.Interactions (content was: "'''Reading''': Goldburd, M.; Khare, A.; Tevet, D.; and Guller, D., "Generalized Linear Models for Insurance Rating,", CAS Monograph #5, 2nd ed., Chapter 5. Section 6 '''Synopsis''': In this article you'll learn what an interaction is and be able to describe the three types of interactions between variables which can occur. You'll also learn how to read GLM output to determine if an interaction is significant and find the appropriate model relativities. [https://battleacts8.ca...")
- 11:41, 22 May 2024 Graham talk contribs deleted page Goldburd.ModelBuilding (content was: "'''Reading''': Goldburd, M.; Khare, A.; Tevet, D.; and Guller, D., "Generalized Linear Models for Insurance Rating,", CAS Monograph #5, 2nd ed., Chapter 3. '''Synopsis''': This is a short read that goes over the life cycle of a predictive model. [https://battleacts8.ca/8/forum/index.php?p=/categories/Goldburd-ModelBuilding<span style="font-size: 12px; background-color: lightgrey; border: solid; border-width: 1px; border-radius: 10px; padding: 2px 10px 2px 10px; margin: 0px;">...")
- 11:40, 22 May 2024 Graham talk contribs deleted page Goldburd.Validation (content was: "'''Reading''': Goldburd, M.; Khare, A.; Tevet, D.; and Guller, D., "Generalized Linear Models for Insurance Rating,", CAS Monograph #5, 2nd ed., Chapter 7. '''Synopsis''': Here we learn how to compare models regardless of whether they were produced using a GLM. All we need is a set of (unseen) historical data and the ability to run it through each model. We'll look at various graphical ways to assess which model provides a better fit. [https://battleacts8.ca/8/forum/index.php...")
- 11:40, 22 May 2024 Graham talk contribs deleted page Goldburd.DataPrep (content was: "'''Reading''': Goldburd, M.; Khare, A.; Tevet, D.; and Guller, D., "Generalized Linear Models for Insurance Rating,", CAS Monograph #5, 2nd ed., Chapter 4. '''Synopsis''': In this article you'll learn to strategize your model building by laying the groundwork for a successful build. You'll gain an appreciation of the steps involved in preparing the data so it's ready to go into a model, and understand how to effectively use your data so you can later measure model performance....")
- 11:39, 22 May 2024 Graham talk contribs deleted page Goldburd.ModelRefinement (content was: "'''Reading''': Goldburd, M.; Khare, A.; Tevet, D.; and Guller, D., "Generalized Linear Models for Insurance Rating,", CAS Monograph #5, 2nd ed., Chapter 6. '''Synopsis''': This is core material for the modeling process. You'll learn how to decide if a variable is actually helping improve the predictive accuracy of the model via several statistical tests and summary plots. You'll also begin to learn how to compare different models to determine which is best and discuss tools f...")
- 11:38, 22 May 2024 Graham talk contribs deleted page Goldburd.ModelSelection (content was: "'''Reading''': Goldburd, M.; Khare, A.; Tevet, D.; and Guller, D., "Generalized Linear Models for Insurance Rating,", CAS Monograph #5, 2nd ed., Chapter 5, Sections 1 - 5. '''Synopsis''': In this article you'll learn about transforming the target variable to account for large losses, catastrophes, and other features such as loss development and trend. You'll also learn what a partial residual plot is and ways to improve your model fit through analyzing these plots. [https://b...")
- 11:37, 22 May 2024 Graham talk contribs deleted page Goldburd.Basics (content was: "'''Reading''': Goldburd, M.; Khare, A.; Tevet, D.; and Guller, D., "Generalized Linear Models for Insurance Rating,", CAS Monograph #5, 2nd ed., Chapters 1 and 2. '''Synopsis''': This article gives a solid grounding in the foundations of generalized linear modeling. All of the material is directly testable but there is a lot of it so don't expect it to all come up on any one exa...", and the only contributor was "Graham" (talk))
- 10:56, 20 May 2024 Graham talk contribs deleted page Bernegger.Exposure (content was: "'''Reading''': Bernegger, S., "Swiss Re Curves and the MBBEFD Distribution Class" '''Synopsis''': The paper introduces functions for modelling loss distributions. The functions (curves) are fitted either using the first two moments or a loss distribution, or by using the first moment and the probability of a total loss. [https://battleacts8.ca/8/forum/index.php?p=/categories/Bernegger-Exposure<span style="font-size: 12px; background-color: lightgrey; border: solid; border-wid...")
