Gradient Flow

Tag: time-series

  • A scalable time-series database that supports SQL

    [A version of this post appears on the O’Reilly Radar.] The O’Reilly Data Show Podcast: Michael Freedman on TimescaleDB and scaling SQL for time-series. Subscribe to the O’Reilly Data Show Podcast to explore the opportunities and…

  • Semi-supervised, unsupervised, and adaptive algorithms for large-scale time series

    [A version of this post appears on the O’Reilly Radar.] The O’Reilly Data Show Podcast: Ira Cohen on developing machine learning tools for a broad range of real-time applications. Subscribe to the O’Reilly Data Show Podcast…

  • Building self-service tools to monitor high-volume time-series data

    [A version of this post appears on the O’Reilly Radar.] The O’Reilly Data Show Podcast: Phil Liu on the evolution of metric monitoring tools and cloud computing. One of the main sources of real-time data processing…

  • Redefining power distribution using big data

    [A version of this post appears on the O’Reilly Radar blog.] The O’Reilly Data Show Podcast: Erich Nachbar on testing and deploying open source, distributed computing components. When I first hear of a new open source…

  • Graphs, Time-series, Dataviz, and Crowdsourcing at Strata Santa Clara 2014

    There are many fantastic talks at Strata and it can be overwhelming to navigate the schedule. I plan to list talks I’m hoping to catch in a series of “time-turner” posts (check this blog on Wed/Thu…

  • How Twitter monitors millions of time-series

    [A version of this post appears on the O’Reilly Strata blog.] One of the keys to Twitter’s ability to process 500 millions tweets daily is a software development process that values monitoring and measurement. A recent…

  • Surfacing anomalies and patterns in Machine Data

    [A version of this post appears on the O’Reilly Strata blog.] I’ve been noticing that many interesting big data systems are coming out of IT operations. These are systems that go beyond the standard “capture/measure, display…

  • The re-emergence of Time-series

    [A version of this post appeared on the O’Reilly Strata and Radar blogs.] My first job after leaving academia was as a quant1 for a hedge fund, where I performed (what are now referred to as)…

  • Mining Time-series with Trillions of Points: Dynamic Time Warping at scale

    Take a similarity measure that’s already well-known to researchers who work with time-series, and devise an algorithm to compute it efficiently at scale. Suddenly intractable problems become tractable, and Big Data mining applications that use the…