Such additional overall performance could be due to get across-linguistic differences in new services of your own BSL and you will ASL lexicons

Relationship certainly lexical and you can phonological services

Next we examined relationships among the lexical and phonological properties of the signs in ASL-LEX to gain insight into how phonological, lexical, and semantic factors interact in the ASL lexicon. s = –0.14, p < 0.001. Although it is possible that this inverse correlation is driven by the relatively higher frequency of closed-class words which may be lower in iconicity than other signs, the negative correlation remains when closed-class words (i.e., words with a “minor” Lexical Class) are excluded (r s = –0.17, p < 0.001). This result is compatible with the early proposal that with frequent use, signs may move away from their iconic origins, perhaps due to linguistic pressures to become more integrated into the phonological system (Frishberg, 1975). Interestingly, the direction of this relationship was the opposite of that found for British Sign Language; that is, Vinson et al. (2008) reported a weak positive correlation between frequency and iconicity: r = .146, p < .05. Alternatively, the different correlations might be due differences in stimuli selection. Vinson et al. (2008) intentionally selected stimuli that had a range of iconicity values which resulted in a bimodal iconicity distribution while we did not select signs for inclusion in ASL-LEX based on their iconicity.

Volume and you will iconicity z-results (SignFrequency(Z) and Iconicity(Z)) was basically somewhat negatively correlated together (discover Desk step 1), with increased regular cues rated due to the fact smaller renowned; but not, that it dating are poor, roentgen

A lot of phonological characteristics are highly correlated plus in many cases simply because the way they was defined (come across Table step one). Instance, per major place consists of no less than one minor urban centers-high-frequency small places often hence almost invariably be found for the high regularity big locations, and handshape regularity try likewise linked to selected thumb and you may flexion frequency. As well, all the around three tips of Society Density try very coordinated that have one to several other partly as they are furthermore discussed and you may partially because one neighbors one to share four of one’s four sandwich-lexical attributes (Maximal Neighborhood Occurrence) tend to necessarily in addition to share among five sub-lexical qualities (Limited Neighborhood Thickness). Finally, the around three Area Thickness tips try correlated with every of the sub-lexical volume measures. This makes experience since the by meaning, popular sandwich-lexical properties can be found in of several cues.

Interestingly, the basic sub-lexical frequencies are completely uncorrelated with each other, with the exception of selected fingers and minor location which are significantly but weakly correlated (r = .10, p < .01). This finding suggests that the space of possible ASL signs is rather large as each sub-lexical property can (to a first degree of approximation) vary independently of the others. This property contrasts with spoken languages where phoneme frequency is correlated across different syllable positions. For example, using position-specific uniphone frequencies from Vitevitch and Luce (2004) we estimate that in English monosyllabic words, vowel frequency is negatively correlated with the frequency of the preceding consonant (r = –.07, p < .001) and positively correlated with the following consonant (r = .17, p < .001), and that onset consonants have highly correlated frequencies (r = –.51, p < .001). We speculate that the relative independence of ASL sub-lexical features is related to both the motoric independence of the manual articulators (e.g., finger flexion is unaffected by the location of the hand in signing space) as well as the relative simultaneity of manual articulation (as opposed to serial oral articulation). We note that these non-significant correlations are for sub-lexical frequency only; specific sub-lexical properties have been argued to co-vary systematically (e.g., signs produced in locations far from the face may be more likely to be symmetrical, two-handed, and have larger, horizontal, and vertical motions; Siple, 1978).

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