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  2. Proximal policy optimization - Wikipedia

    en.wikipedia.org/wiki/Proximal_Policy_Optimization

    Proximal policy optimization (PPO) is a reinforcement learning (RL) algorithm for training an intelligent agent. Specifically, it is a policy gradient method , often used for deep RL when the policy network is very large.

  3. Reinforcement learning from human feedback - Wikipedia

    en.wikipedia.org/wiki/Reinforcement_learning...

    Another alternative to RLHF called Direct Preference Optimization (DPO) has been proposed to learn human preferences. Like RLHF, it has been applied to align pre-trained large language models using human-generated preference data. Unlike RLHF, however, which first trains a separate intermediate model to understand what good outcomes look like ...

  4. Preferred provider organization - Wikipedia

    en.wikipedia.org/wiki/Preferred_provider...

    In U.S. health insurance, a preferred provider organization (PPO), sometimes referred to as a participating provider organization or preferred provider option, is a managed care organization of medical doctors, hospitals, and other health care providers who have agreed with an insurer or a third-party administrator to provide health care at ...

  5. From PPO to HMO, what's the difference between the 5 most ...

    www.aol.com/news/ppo-hmo-whats-difference...

    PPO. The Preferred Provider Organization plan is the most popular for those with employment-based insurance (currently 47% of them, in fact). PPOs allow the most flexibility in that people can ...

  6. Detrended price oscillator - Wikipedia

    en.wikipedia.org/wiki/Detrended_price_oscillator

    The DPO is calculated by subtracting the simple moving average over an n day period and shifted (n / 2 + 1) days back from the price. To calculate the detrended price oscillator: [5] Decide on the time frame that you wish to analyze. Set n as half of that cycle period. Calculate a simple moving average for n periods. Calculate (n / 2 + 1).

  7. Health maintenance organization - Wikipedia

    en.wikipedia.org/wiki/Health_maintenance...

    Open-access and point-of-service (POS) products are a combination of an HMO and traditional indemnity plan. The member(s) are not required to use a gatekeeper or obtain a referral before seeing a specialist. In that case, the traditional benefits are applicable. If the member uses a gatekeeper, the HMO benefits are applied.

  8. Data protection officer - Wikipedia

    en.wikipedia.org/wiki/Data_protection_officer

    A data protection officer (DPO) ensures, in an independent manner, that an organization applies the laws protecting individuals' personal data. The designation, position and tasks of a DPO within an organization are described in Articles 37, 38 and 39 of the European Union (EU) General Data Protection Regulation (GDPR). [ 1 ]

  9. GEHA - Wikipedia

    en.wikipedia.org/wiki/GEHA

    GEHA Solutions, formerly know as PPO USA, was formed in 1997 to market the following products outside federal markets: Connection Dental Network, Connection Vision powered by EyeMed, and Connection Hearing by HearPO. GEHA acquired Surety Life in 2012, giving GEHA flexibility to offer additional products to existing and new customers.