To TangoMan who wants to
see model validation.
Not exact matches
See Ricoeur's discussion of the problem of
validation vis a vis Hirsch in «The
Model of the Text», op.cit.,158 - 162.
The
validation of the procedure was done on the data extracted from simulated roots (
see Appendix Text: Section S1.D) and is shown in Appendix Figs S5 — S7 for each
model.
«We actually view it as flattery, we
see Overdrive's imitation of our lend - first
model as
validation that it is a wise investment for libraries, and that it is the best way to end patron dissatisfaction and provide timely, topical and relevant titles to patrons.»
Try reading the chapter on
model validation in AR5 — you'll never
see a more comprehensive critique (if by «comprehensive» one means «specific, serious and constructive»).
We have been treated to many opportunistic hindsight «
validations» of climate
modeling (Pakistan, Russia, etc.) using the «consistent with» meme that most scientists would
see as very weak evidence.
Generally we find that the
models actually do a reasonable job (
see here or here for examples of different groups
model validation papers).
When will we
see similar «double blind»
validation and verification of global climate
models?
For more on these validity tests
see IPCC
model validation.
See here for a discussion of the literature about model validation (see the end section here for links to the literatur
See here for a discussion of the literature about
model validation (
see the end section here for links to the literatur
see the end section here for links to the literature).
Unfortunately the
validation of the
models was not reported in [the original report] either... I am very curious to
see the methods of
validation they used and the actual results they obtained.
Also, I would like to
see some real
validation of
models rather than backcasting and continuous adjustment.
If you have time you may want to look at «
Validation and forecasting accuracy in
models of climate change» by Fildes and Kourentzes (
see http://www.sciencedirect.com/science/article/pii/S0169207011000604) and the comment by Noel Keenlyside in the same issue.
In fact, from the
validation I have
seen and the difference with «naive» 1D
models or purely phenological extrapolations / fits, you will have to argue a lot before I accept to let them go out of «experimental».
I
see two things here, (1) the need to go back to the drawing board on climate
modeling with special attention to the causes of natural variations and with a rigorously independent
validation program, and (2) the world community needs to be exposed to the real debates in climate science rather than statements amounting to a consensus of those who already agree with a certain consensus.
The
model for creating new growth that we
see in successful innovation hubs everywhere involves two sides: the entrepreneurial side, responsible for managing the discovery,
validation and development of new businesses, and the venture side, responsible for managing a portfolio of these businesses with the use of investment theses and funding decisions in order to shape and ultimately capture new value.
IOTA has
seen many of the issues Bitcoin and Ethereum have with the POW (proof - of - work) and POI (proof - of - importance)
models and looks to improve them with their revolutionary transaction
validation network simply called «tangle».
When I'm evaluating new businesses and new business
models (
see my article, The Two Principles of Startup Success), I always look for business
model validation (does this work in one market?)