## حی علی

منم آری کمان سرخ آرشمنم آری خلیلی همچو آتش لب و دندان او سرخ و سفیدمپری زادی به دشت لاله گونم یراح آسمان صاف روشنبه خالی فلفلی گشته مزین نهان گردیده دو خورشید تاریکبه زیر پلک‌هایی جل باریک الف، در انتها، آن قد و قامتبه قد قامت بمانم تا قیامت.

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## non-linear regression

To calculate non-linear regression in Python, you can use the scipy.optimize.curve_fit() function. This function takes a non-linear function and a set of data points, and returns the parameters of the function that best fit the data. To use curve_fit(), you first need to define a function that represents your non-linear model. This function should take… Continue reading non-linear regression

## f1-score in knn

The F1-score is a metric used to evaluate the performance of a classification model. It is the harmonic mean of the precision and recall of the model. Precision is the fraction of positive predictions that are actually correct, while recall is the fraction of actual positives that are correctly predicted. The F1-score is a good… Continue reading f1-score in knn

## Time sseries analysis with python

Introduction : Time series analysis is a statistical technique that deals with time series data, or data that is indexed by time. It is used to analyze and forecast trends and patterns in data over time. Python is a popular programming language for time series analysis due to its simplicity and powerful libraries. In this… Continue reading Time sseries analysis with python

## python venv

to install a module like numpy just: sudo apt install python3-numpy to run modules: python3 -m http.serverthis will creates an http server to create a virtual environment (because it would be better to use a venv than using system python and install your modules on system) pyton3 -m venv <name of venv or the path… Continue reading python venv

## تقسیم

یک سوم آن پنجره، یک پنجم آن تخت یک هشتم آواز دلِ بلبل بدبخت تصویر فرو ماندن آیینه به گلدان احساس زمین خوردن برف لب ایوان یک سوم بوی خنک سفره‌ی کاشی احساس نهان در سبدِ خسته نباشی ده شعله از انبوه امید شب یک پیچه

## تو قدر آب چه دانی

سَلِ المَصانعَ رَکباً تَهیمُ فی الفَلَواتِ تو قدرِ آب چه دانی که در کنارِ فراتی؟ شبم به رویِ تو روز است و دیده‌ها به تو روشن و اِن هَجَرتَ سَواءٌ عَشیَّتی و غَداتی اگر چه دیر بماندم امید برنگرفتم مَضَی الزَّمانُ و قلبی یَقولُ إِنَّکَ آتٍ من آدمی به جمالت نه دیدم و نه شنیدم… Continue reading تو قدر آب چه دانی

## XGBoost to optimize the budget division and maximize the sales for each vendor product

we have a list of vendor-products with vendor discounts, and the historical data that shows each products with how much total discount sold in each vendor and vendor area, we have a limited budget to add on top to vendor discounts to sell the product better. please write a python code to optimize the budget… Continue reading XGBoost to optimize the budget division and maximize the sales for each vendor product

## how to use data analytics in marketing insight

According to 1, data analytics can help improve decision making, marketing effectiveness, customer service and operational efficiency by providing insights into customer behavior, preferences, needs and expectations. Some of the ways to use data analytics in marketing insight are: data analysis can help Qcommerce companies to: some of the companies that use data analysis are: