Tillson's T3 is a kind of Moving average. Tim Tillson described it in "Technical Analysis of Stocks and Commodities", January 1998. He named his article "Better Moving Averages". Tillson’s moving average becomes a popular indicator of technical analysis. Its advantage is that it gets less lag with the price chart and its curve is considerably smoother. By using it, the trader can get early entry and less number of false signals.
Generalized DEMA isn't any stand-alone indicator. It's just a combination of 2 moving averages with the possibility to modify their weight in the final indicator. First of the two indicators implied is well-known EMA (Exponential moving average). EMA as such is a very good trading tool. It can emphasize the last prices and adapt to the prevailing market conditions very fast, too.
Force Index was created by Alexander Elder. He described this indicator in the "Trading for a Living", 1993. Force index calculation is based on the price, as well as the volume of the asset. Its aim is to reveal prevailing forces on the market - either positive or negative.
DEMA (Double Exponencial Moving Average) is another type of moving average. I was created by Patrick Mulloy and first described in "Technical Analysis of Stocks and Commodities" magazine in 1994. DEMA follows the price graph closer than most of other moving averages, so the lag is lower and the curve is not so choppy.
Ease of Movement indicator was created by Richard W. Arms, Jr.. As the title says, its aim is to assess "easiness" by which the asset price is changing. It takes into consideration not just the prices but also the volume of trades that have been at those prices realized.
Vidya – Variable Index Dynamic Average was created by Tushar S. Chande. It is a type of Moving average, that adjusts its length according to the market volatility. The higher the volatility is, the higher importance is given to the actual prices and vice versa.