diff --git a/content/portfolio/what-is-machine-learning.md b/content/portfolio/what-is-machine-learning.md
index 0d3e827..fcbcc1a 100644
--- a/content/portfolio/what-is-machine-learning.md
+++ b/content/portfolio/what-is-machine-learning.md
@@ -1,6 +1,6 @@
 ---
 slug: what-is-machine-learning
-title: What is Machine Learning ?
+title: What is Machine Learning?
 description: An introduction to machine learning, exploring its main types, key model selection criteria, and the workflow from training to evaluation, with a focus on practical insights.
 readingTime: 3
 publishedAt: 2024/11/26
@@ -9,8 +9,6 @@ tags:
   - ML
 ---
 
-# What Is Machine Learning?
-
 ## Introduction
 
 Machine Learning (ML) is a key discipline in artificial intelligence (AI), enabling systems to learn from data to make predictions or discover patterns. It is the driving force behind many modern innovations, from personalised recommendations to autonomous vehicles.