Measurable Data Token (MDT) is a decentralized data exchange ecosystem connecting users, data providers, and data buyers and denominates the value of data.
ARPA is a Secure Computation Network Compatible With Blockchains They propose a blockchain-based secure computation network of Multi-party Computation (MPC). ARPA cryptographically enables private smart contract, unprecedented data-at-use privacy protection, as well as scalable computational sharding.