EngineerKnow

Turning complex engineering into things anyone can understand ⚙️
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Follow if you're endlessly curious 🚀

[EngineerKnow @engineer_know]

🤖📊 Not all "distance" means the same thing in data science.

When comparing data points, documents, images, DNA sequences, GPS locations, or AI embeddings, the choice of distance/similarity metric can completely change the outcome.

This infographic covers 9 of the most important metrics used in machine learning, artificial intelligence, data mining, and information retrieval:

🔹 Euclidean Distance
🔹 Cosine Similarity
🔹 Hamming Distance
🔹 Manhattan Distance
🔹 Minkowski Distance
🔹 Chebyshev Distance
🔹 Jaccard Similarity
🔹 Haversine Distance
🔹 Sørensen–Dice Coefficient

Each metric answers a different question:

📍 How far apart are two points?
📐 How similar are two vectors?
🌍 How far apart are two locations on Earth?
🧬 How different are two sequences?
📄 How similar are two documents?

Choosing the right metric is often just as important as choosing the right algorithm.

Which metric have you used most often?

#DataScience #MachineLearning #ArtificialIntelligence #AI #DeepLearning #DataAnalytics #Statistics #ComputerScience #Engineering #STEM #Python #DataMining #NLP #ML #Learning

[EngineerKnow @engineer_know]

@GovNuclear So basically a nuclear reactor is like a politician whose work is to divide people and do riots against water

[EngineerKnow @engineer_know]

📘 Calculus in Action: Finding Area Between Curves

One of the most powerful applications of integration is calculating the area enclosed by different functions.

In this example, we find the region bounded by:

• x = 1/2
• x = 2
• y = ln(x)
• y = 2ˣ
What makes this problem interesting is the contrast between two fundamental functions:
📈 An exponential function that grows rapidly
📉 A logarithmic function that grows slowly
By identifying which curve lies above the other and setting up a definite integral, we can accurately compute the enclosed area.

Key Concept:

Area Between Curves = ∫ (Upper Function − Lower Function) dx
This type of problem appears frequently in university calculus courses and helps build a deeper understanding of how integration connects algebra, geometry, and real-world modeling.

Whether you're studying mathematics, engineering, physics, data science, or economics, mastering these concepts provides a strong foundation for advanced analytical thinking.

✍️ Full handwritten solution included.

#Calculus #Mathematics #Integration #STEM #Engineering #Physics #MathEducation #LearnMath #ProblemSolving #UniversityMath #DataScience #AppliedMathematics #MathTutorial #EngineeringStudents

[EngineerKnow @engineer_know]

Gear + Crankshaft Mechanism 🔥
Clean 3D animation showing how rotary motion from the gears drives the crankshaft, converting rotation into reciprocating movement via the crank pin.
The heart of every piston engine in one smooth loop.
Precision engineering at its finest.
[Attach Video]
#MechanicalEngineering #Crankshaft #Gears #Engineering #STEM #HowItWorks

[EngineerKnow @engineer_know]

Worm gear power transmission
#mechanism #mechanical

[EngineerKnow @engineer_know]

⚡ A moving magnet can generate electricity without a battery.

That's Faraday's Law of Electromagnetic Induction:

Changing Magnetic Flux → Induced EMF → Electric Current

This simple principle powers generators, transformers, and much of the modern world. 🌍

#Physics #Engineering #FaradaysLaw #STEM #EngineerKnow

[EngineerKnow @engineer_know]

📘 Calculus Challenge: Area Between Two Parabolas

Find the area enclosed by:

y = 6x − x²
y = x² − 2x

This problem combines: ✓ Curve intersections ✓ Graph analysis ✓ Definite integrals ✓ Area between curves

Key idea: Area = ∫ (Upper Curve − Lower Curve) dx

After finding the intersection points and setting up the correct integrals, the enclosed area comes out to:

📐 Area = 64/3 square units

A great example of how geometry and calculus work together. 🚀

#Calculus #Integration #AreaBetweenCurves #Mathematics #EngineeringMath #STEM #Maths #LearnMath #JEE #MathProblem #DefiniteIntegral

[EngineerKnow @engineer_know]

@pulkit_mittal_ Kuch kha duga toh vivad shuru hojayaga

[EngineerKnow @engineer_know]

🚀 NVIDIA just unveiled the N1X Processor — a major step toward the next generation of AI computing.

⚡ Built for advanced reasoning AI
🧠 Optimized for large language models & AI agents
📈 Massive performance and memory bandwidth improvements
🔒 Enterprise-ready security and scalability

As AI moves from simple chatbots to autonomous reasoning systems, specialized hardware like N1X could redefine what's possible.

The AI hardware race is accelerating—and NVIDIA is still setting the pace.

#NVIDIA #N1X #ArtificialIntelligence #AI #MachineLearning #TechNews #Innovation #DeepLearning #FutureTech #Computing

[EngineerKnow @engineer_know]

@jun_song Minimum configuration macbook pro i need to buy to run that ?

[EngineerKnow @engineer_know]

🤖 Sensors are what make robots intelligent!

From cameras that help robots "see" 👁️ to LiDAR systems that help them navigate 🛰️, sensors allow robots to perceive, analyze, and interact with the world around them.

🔹 Vision Sensors
🔹 Proximity Sensors
🔹 Distance Sensors
🔹 Force/Torque Sensors
🔹 IMUs
🔹 Touch Sensors
🔹 Environmental Sensors
🔹 Audio Sensors

Without sensors, a robot is just a machine. With sensors, it becomes aware.

Which sensor do you think is the most important for autonomous robots? 👇

#Robotics #RobotSensors #Engineering #STEM #Automation #AI #Mechatronics #Electronics #IndustrialAutomation #Technology #RobotDesign #EngineeringEducation

[EngineerKnow @engineer_know]

An integral question solving using whiteboard .

[EngineerKnow @engineer_know]

🤖 Every robot movement starts with a joint.

From Revolute and Prismatic joints to Spherical and Planar joints, each type provides unique motion capabilities and degrees of freedom.

A quick visual guide to the fundamental joints used in robotics and industrial automation. 🚀

#Robotics #Engineering #Mechatronics #Automation #RobotArm #STEM #Technology #MechanicalEngineering

[EngineerKnow @engineer_know]

🔧 Mesmerizing Linkage Mechanism in Action!

This clever linkage system generates a beautiful curved path with perfect precision. Pure mechanical geometry at its finest.

Engineering students & mechanism lovers — this one’s satisfying to watch on loop 🔥

#MechanicalEngineering #Mechanisms #Linkage #Kinematics #Engineering

[EngineerKnow @engineer_know]

📐 How to Construct a Perfect Hexagon Using Only a Compass! ✨

Did you know that a regular hexagon can be drawn directly from a circle without measuring any angles?

In this reel, I demonstrate a classic geometric construction:

🔹 Draw a circle
🔹 Keep the compass width equal to the radius
🔹 Step around the circumference six times
🔹 Connect the points to reveal a perfect regular hexagon
The reason this works is one of the most beautiful results in geometry: for a regular hexagon inscribed in a circle, each side is exactly equal to the radius of the circle.
✅ No protractor needed
✅ No calculations required
✅ Pure geometric elegance
💡 Ancient mathematicians used constructions like this long before calculators existed.

Can you explain why the side length of the hexagon equals the circle's radius? Let us know in the comments! 👇

Follow for more geometry constructions, mathematical insights, and engineering concepts.
#Geometry #Mathematics #CompassConstruction #RegularHexagon #CircleGeometry #MathReels #LearnMath #STEMEducation #GeometricConstruction #EngineeringMath #MathTeacher #MathLovers #Education #EuclideanGeometry #GeometryChallenge

[EngineerKnow @engineer_know]

A great example of how algebra simplifies calculus. ✍️📘

Evaluate:
∫ (2x + 5)/(x² + 5x + 6) dx

Techniques used:
• Factorization
• Partial Fractions
• Logarithmic Integration
• Verification by Differentiation

Final Answer:
ln|(x + 2)(x + 3)| + C 🚀

#Calculus #Integration #PartialFractions #Mathematics #EngineeringMath #LearnMath #STEM

[EngineerKnow @engineer_know]

📐Geometry Brain Teaser!
In the given figure, AB, AE, EF, FG & GB are semicircles.
AB = 56 cm and AE = EF = FG = GB (equal parts). What is the area (in cm²) of the shaded region?(a) 414.46
(b) 382.82
(c) 406.48
(d) 394.24 Drop your answer + quick method in the replies  Can you solve it in under 60 seconds? Tag a friend who loves Maths! #MathPuzzle #Geometry #CompetitiveExams #SSC #EngineeringMath #BrainTeaser #EngineerKnow

[EngineerKnow @engineer_know]

A strange-looking integral with an infinitesimal exponent leads to a beautiful result. ✍️📘

Problem:
∫ (x^dx − 1)

Key ideas:
• Infinitesimal approximations
• Limits
• Logarithms
• Calculus intuition

Final Result:
xln(x) − x + C 🚀

Sometimes the weirdest-looking problems have the most elegant solutions.

#Calculus #Integration #Mathematics #EngineeringMath #STEM #LearnMath

[EngineerKnow @engineer_know]

A simple substitution turns this integral into a beautiful one-step solution. ✍️📘

∫ (2x + 3)/(x² + 3x + 1) dx

Key idea:
The numerator is the derivative of the denominator.

Result:
ln|x² + 3x + 1| + C 🚀

#Calculus #Integration #Maths #EngineeringMath #LearnMath #STEM #Mathematics

[EngineerKnow @engineer_know]

A beautiful application of Integration by Parts ✍️📘

Evaluate:
∫₀^(π/2) x sin(x) dx

Using:
• Integration by Parts
• Definite Integral evaluation
• Verification by differentiation

Final Answer:
= 1 🚀

Simple problem. Elegant method. Powerful concept.

#Calculus #Integration #Maths #EngineeringMath #STEM #LearnMath #DefiniteIntegral