We describe a deterministic shift-reduce parsing model that combines the advantages of connectionism with those of traditional symbolic models for parsing realistic sub-domains of natural language. Nike Air Force 1 It is a modular system that learns to annotate natural language texts with syntactic structure. The parser acquires its linguistic knowledge directly from pre-parsed sentence examples extracted from an annotated corpus. The connectionist modules enable the automatic learning of linguistic constraints and provide a distributed representation of linguistic information that exhibits tolerance to grammatical variation. http://www.nikechristchurch.nu The inputs and outputs of the connectionist modules represent symbolic information which can be easily manipulated and interpreted and provide the basis for organizing the parse…. Performance is evaluated using labelled precision and recall. (For a test set of 4128 words, precision and recall of 75% and 69%, respectively, were achieved.) The work presented represents a significant step towards demonstrating that broad coverage parsing of natural language can be achieved with simple hybrid connectionist architectures which approximate shift-reduce parsing behaviours. Crucially, Nike Air Force 1 Womens the model is adaptable to the grammatical framework of the training corpus used and so is not predisposed to a particular grammatical formalism.
Ship-borne, Aerosol Time-of-flight Mass Spectrometry (ATOFMS) and volatility (thermal) analysis measurements of the physicochemical composition of marine boundary layer aerosol particles were conducted as part of SEASAW: observations of Sea Spray, Gas Fluxes, Nike Christchurch and Whitecaps in the NE Atlantic Ocean. Of particular interest were those within the size range of dp = 0.2–1.5μm, which are associated with cloud formation. Preliminary results showed the sampled particles to be mixture of Na (sea salt), Ca and alumino-silicate rich particles, http://www.nikechristchurch.nu the latter representing wind-blown dusts and soil. K-rich particles were also detected and were believed to be representative of aerosols derived from biogenic sources. Minor components included organic carbon (OC) and oxygenated carbon compounds that may also… have been originated from biogenic sources. The open-ocean sampled aerosol size distribution exhibited a tri-modal size distribution. Nike Air Force 1 Just Do It The results suggest that the MBL aerosols were dominated by two key source types: sea-spray and wind-blown dusts and soil, with a possible minor contribution from biogenic particles.Keywords ATOFMS, volatility analysis, marine aerosols, physicochemical analysis, SEASAW.
Absolute intensities of the collision-induced Raman spectrum of argon are measured relative to certain rotational Raman lines of known intensity in hydrogen and nitrogen. Using the 4880 Å laser line for excitation and a detector sensitive to both polarizations, Nike Air Force 1 Sage Low at a frequency shift of -12 wavenumbers, the cross section times unit volume and per unit wavenumber band, for scattering of light at right angles by binary pairs of argon atoms, is found to be 2·89 × 10-53 cm6±7 per cent. Rigorous wave-mechanical computations on the basis of Placzek’s polarizability theory predict a value of 2·83 × 10-53 cm6±2 per cent and reproduce the experimental spectrum from about 6 to 60 wavenumbers, http://www.nikechristchurch.nu if the empirical MSV III potential is used together with the point-dipole model of the anisotropy of the… polarizability tensor of two interacting atoms. Nike Air Force 1 Kids For comparison, computations based on the rigorous classical trajectories of the collisions are presented. If the same potential function and model of the anisotropy are employed for frequency shifts larger than 10 wavenumbers, the classical treatment agrees with both experiment and wave-mechanical theory.