SciPy - Scientific Python Library TRB CSI › Python Programming › SciPy

SciPy - Scientific Python Library

SciPy is an open-source Python library used for scientific and technical computing. தமிழில்: Python-ல் complex scientific மற்றும் mathematical calculations-ஐ easy-ஆக செய்ய உதவும் library தான் SciPy.

Premium — locked Intermediate 18 min 179 cards 42 programs 13 MCQs v4
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SciPy என்பது Scientific Computing மற்று……

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இதைக் கொண்டு: Statistics Integration Optimization Linear Algebra Signal Processin……

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Definition

SciPy is an open-source Python library used for scientific and technical compu……

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Simple Explanation

Python basic operators மூலம்: a = 10 b = 20 print(a + b) போன்ற simple calculations செய்யலாம். NumPy மூலம்: im……

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Flow

SciPy பயன்படுத்தும் basic flow: Python ↓ NumPy ↓ SciPy ↓ Scientific Algorithms ↓ Result முக்க……

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Explanation
Installation

SciPy install செய்ய: pip insta……

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Explanation
Import

முழு SciPy package import: import scipy ஆனால் பொ……

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Program
Example
Table
SciPy-யின் முக்கிய modules
Explanation

1. scipy.constants…

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Definition

Scientific constants retrieve……

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Explanation
Example

Speed of light Gravitational ……

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Program
Unit
Important

constants.c = Speed of light.……

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Important

1. scipy.integrate…

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Definition

Integration problems solve செய்ய பயன்படும் module.……

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Simple Explanation

Suppose: f(x) = x² 0 முதல் 2 வரை inte……

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(2.666666666666667, ...)…

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Explanation

from scipy import integrate Integration module import. def f(x): Functi……

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Important

quad() என்பது single-variable……

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Explanation
Syntax

integrate.quad(function, lowe……

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MCQ

quad() எந்த module?…

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TRB Point

1. scipy.optimize…

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Definition

ஒரு mathematical function-ன்: Minimum value Max……

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Real Life Example
Example

Function: f(x) = x² இதன் mini……

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Simple Explanation

5 என்பது initial guess. SciPy gr……

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Important

Common optimization functions……

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Important

1. scipy.linalg…

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Important

Linear Algebra…

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Definition

Matrices மற்றும் vectors தொடர்பான advanced calculations ச……

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Program
Program - matrix determinant
Program
Program - matrix inverse
Important

linalg.det() → Determinant. l……

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Comparison

1. scipy.stats…

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Comparison

இது TRB / NET / SET-க்கு மிகவ……

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Definition

Statistical calculations மற்றும் statistical tests செய்ய பயன்படும் module. இதன் ம……

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Definition

ஒரு dataset-ல் most frequentl……

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Explanation
Example

1, 2, 2, 3, 4 இங்கு: 2 இரண்டு……

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Explanation

data = [1, 2, 2, 3, 4]…

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Important

Mode: அதிக முறை வரும் value.…

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Memory Trick

MODE = MOST Most repeated num……

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Definition

Two variables-க்கு இடையே linear c……

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Explanation
Example

Study Hours ↑ Marks ↑ இரண்டும……

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Explanation

x = [1, 2, 3, 4, 5] y = [10, ……

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Explanation

Correlation value approximate……

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Explanation
Correlation range

Pearson correlation coefficient: -1 ≤ r ≤ +1 r = +1 Perfect posit……

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Important

stats.pearsonr(x, y) normally……

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MCQ

Pearson correlation coefficie……

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Definition
5.3 stats.ttest_ind()

Two independent groups-ன் means sta……

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Explanation
Example

Class A marks: 70, 75, 80, 85 Class B marks: 50, 55, 60, ……

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Explanation

group1 = [70, 75, 80, 85] gro……

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Important

ttest_ind இதில்: ind = indepe……

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Memory Trick

ttest_ind() → Independent sam……

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Explanation
P value

பொதுவாக: p < 0.05 என்றால் statistically significant difference என்று ……

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Explanation

1. scipy.signal…

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Definition

Signals-ஐ analyze மற்றும் pro……

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Explanation
Example

Audio signals Sensor signals ECG W……

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Definition

Signal/data-ல் உள்ள local pea……

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Explanation
Example

1 3 7 2 8 1 இதில் local peaks……

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Explanation

data = [1, 3, 7, 2, 8, 1] pea……

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கவனிக்கவும்: இது peak values அல்ல. இது p……

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Common Mistake

Student: Why output 7,8 இல்லை? Answer: find_peaks() primari……

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Definition

Two sequences/signals-ஐ mathematical convolution செய்ய பயன்படும……

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Explanation

a = [1, 2, 3] b = [1, 1]…

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Convolution மூலம் overlapping……

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TRB Point

find_peaks() belongs to: scip……

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TRB Point

1. scipy.interpolate…

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Definition

Known data points-க்கு நடுவில் இரு……

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Real Life Example
Real time example

Temperature: 10 AM → 30°C 12 PM → 34°C 11 AM temperature ex……

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Explanation

from scipy.interpolate import……

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Important

Interpolation: Existing known dat……

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Common Mistake

Interpolation ≠ Extrapolation. Interpolation Know……

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Common Mistake

1. scipy.fft…

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Common Mistake

Fast Fourier Transform…

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Definition

Time-domain signal-ஐ frequenc……

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Explanation
Example

ஒரு audio signal-ல்: 100 Hz 500 Hz 1000 Hz எந்த frequencies இருக……

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Important

FFT full form: Fast Fourier T……

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MCQ

FFT is mainly associated with:…

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TRB Point

1. scipy.spatial…

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Definition

Spatial data calculations செய்ய ……

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Explanation
Program - distance

from scipy.spatial import dis……

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Definition

Multidimensional image numerical processing செய்ய பயன……

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Important

ndimage Full idea: N-Dimensio……

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Comparison
Numpy vs scipy
Important
Very important

ஒரு line-ல் நினைவில் வைத்துக்கொள்ளுங்கள்: NumPy gives arrays; SciPy gives scientific ……

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Memory Trick
Module memory trick

stats → Statistics signal → Signal processing integrate → Integration optimize → Optimization l……

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Common Mistake
Error 1

import scipy as np Technically alias வைக்க முடியும்; ஆன……

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Common Mistake
Error 2

from scipy import stat Wrong:……

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Common Mistake
Error 3

stats.pearson() Wrong. Correc……

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Common Mistake
Error 4

signal.find_peak() Wrong. Cor……

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TRB Point
Exam point

1. SciPy full form?…

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TRB Point

Scientific Python…

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TRB Point

1. SciPy mainly used for?…

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TRB Point

Scientific and technical comp……

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TRB Point

1. SciPy depends heavily on?…

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TRB Point

NumPy…

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TRB Point

1. Statistics module?…

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TRB Point

scipy.stats…

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TRB Point

1. Signal processing module?…

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TRB Point

scipy.signal…

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TRB Point

1. Integration module?…

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TRB Point

scipy.integrate…

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TRB Point

1. Optimization module?…

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TRB Point

scipy.optimize…

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TRB Point

1. Matrix inverse?…

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TRB Point

scipy.linalg.inv()…

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TRB Point

1. Peak detection?…

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TRB Point

signal.find_peaks()…

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TRB Point

1. Correlation?…

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TRB Point

stats.pearsonr()…

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Interview Point

Question: Why use SciPy when NumPy exists? Answer: NumPy provides arrays and fundamental numerical operati……

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MCQ

SciPy is mainly used for:…

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MCQ

SciPy is largely built on:…

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MCQ

Which module is used for stat……

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MCQ

pearsonr() calculates:…

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MCQ

find_peaks() belongs to:…

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MCQ

ttest_ind() performs:…

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MCQ

quad() belongs to:…

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MCQ

Which function finds matrix i……

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MCQ

FFT stands for:…

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MCQ

Interpolation means:…

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Practice
Practice 1

Find the mode: 10, 20, 20, 30……

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Practice
Practice 2

For: x = [1,2,3] y = [10,20,30] What kind of P……

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Practice
Practice 3

Which function detects signal……

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Practice
Practice 4

Which module performs matrix ……

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Practice
Practice 5

Which function can perform in……

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Summary

SciPy என்பது advanced Scientific Python library. Main modules: SciPy │ ├── constants → Scientific constants ├……

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Explanation
Short description

SciPy என்பது NumPy-ஐ அடிப்படையாகக் கொண்டு Statistics, Integration, Optimization, Linear Algebra, Signal Proce……

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