I suggest to add another feature to the lightning network which I call a virtual payment channel (or in short VPC) to be described in this article. Such a virtual payment channel will NOT be backed by the blockchain and thus cannot operate in a trustless manner. However I see several use cases for virtual payment channels. …
Category: Data
Thoughts about eltoo: Another protocol for payment channel management in the lightning network
In this article I will give an overview about the proposed lightning network extension eltoo. There has been quite some buzz about the eltoo paper proposed by Christian Decker, Rusty Russell and Olaoluwa Osuntokun in May 2018. Bitcoin magazines and blogs have been making promising statements, that lightning will become even faster than it currently is. According to …
Improve the autopilot of bitcoin’s lightning network (Summary of the bar camp Session at the 2nd lightninghackday in Berlin)
I have been visiting Berlin to attend the second lightninghackday and want to give a brief wrap up about the event. This article will basically cover two topics. 1st as promised within my bar camp session on “Building an automated topology for autopilot features of the lightning network nodes” I will give an extensive protocol …
Extracting 2 social network graphs from the Democratic National Committee Email Corpus on Wikileaks
tl,dr verion: Source code at github! A couple of days ago a data set was released on Wikileaks consisting of about 23 thousand emails sent within the Democratic National Committee that would demonstrate how the DNC was actively trying to prevent Bernie Sanders from being the democratic candidate for the General public election. I am …
Aurelius Titan graph enables realtime querying with 2400 concurrent users on a distributed graph database!
Sorry to start with a conclusion first… To me Titan graph seems to be the egg-laying wool-milk-sow that people would dream of when working with graph data. Especially if one needs graph data in a web context and in real time. I will certainly try to free some time to check this out and get hands on. …
Analyzing the final and intermediate results of the iversity MOOC Fellowship online voting
As writen before Steffen and I participated in the online voting for the MOOC fellowship. Today the competition finished and I would like to say thank you to everyone who so far participated in the voting in particular to the 435 people supporting our course. I did never image to get that many people to …
Experiences on semantifying a Mediawiki for the biggest recource about Chinese rock music: rockinchina .com
During my trip in China I was visiting Beijing on two weekends and Maceau on another weekend. These trips have been mainly motivated to meet old friends. Especially the heads behind the biggest English resource of Chinese Rock music Rock in China who are Max-Leonhard von Schaper and the founder of the biggest Chinese Rock …
Get the full neo4j power by using the Core Java API for traversing your Graph data base instead of Cypher Query Language
As I said yesterday I have been busy over the last months producing content so here you go. For related work we are most likely to use neo4j as core data base. This makes sense since we are basically building some kind of a social network. Most queries that we need to answer while offering …
Foundations of statistical natural language processing Review of chapter 1
Due to the interesting results we found by creating Typology I am currently reading the related work about query prediction and auto completion of scentences. There is quite some interesting academic work available in this area of information retrieval. While reading these papers I realized that I am not that strong in the field of …
Neo4j based Typology also awarded top 90 at Google Science fair.
Yesterday I shared the good news about Till and Paul who have been awarded one of the top 5 projects at the German federal competition Young scientists. Today the good news continues. Together with more than 1000 competitors they did also submit the project to the Google Science Fair. And guess what! Google likes graph …