Model Hubs & Serving

Local Regression

Smooth out your data with Local Regression in Julia.

Status
Generally available
Last checked
Checked · Oct 12, 2026
License
Open source
Pricing
Free tier · from $0

What it is

Loess.jl provides a robust implementation of local regression for smoothing noisy data. It is particularly useful for exploratory data analysis and visualizing trends within datasets.

Loess.jl stands out as a lightweight, efficient tool for local regression in Julia, offering robust fitting methods that are particularly useful for smoothing noisy datasets.

When it fits — and when it doesn’t

A good fit for

  • Researchers analyzing noisy experimental data who need to visualize underlying trends.

  • Data analysts working with time-series data that require smoothing techniques.

Look elsewhere if

  • Projects requiring real-time data processing and analysis

  • Applications where the primary focus is on predictive modeling rather than exploratory analysis

Known weaknesses

Each one links to the public issue, changelog or docs page it came from, where we have one.

  1. 01

    Limited language support

    Loess.jl is primarily developed for Julia, which may limit its accessibility and utility for developers who are not familiar with or do not use the Julia programming language.

  2. 02

    Complex setup process

    Setting up Loess.jl requires a working knowledge of the Julia package manager (Pkg) and potentially additional dependencies, which can be challenging for beginners or those unfamiliar with Julia's ecosystem.

  3. 03

    Performance issues with large datasets

    Local regression algorithms like Loess.jl can become computationally expensive when applied to very large datasets, leading to slow performance and increased memory usage.

What it does well

  • Local regression for smoothing noisy data

  • Flexible bandwidth selection methods

  • Supports robust fitting to handle outliers

Pricing

Free tier
YesOpen source — free to use
Paid from
$0
Model
Flat rate
Enterprise plan
No

Pricing not independently confirmed — check the vendor’s page.

Performance benchmarks

How Fast Is It?

Set up Local Regression

Setup steps, common gotchas and what to check after 30 days.

Open the setup guide →
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