Is symmetry inference an essential component of language?

abstract：:The effects of test stimulus range on generalization gradients in humans were assessed for discriminations between faces that varied in brightness, faces that varied in orientation in the picture plane, and morphed faces. In Experiment 1, significant range effects, predicted by adaptation level theory, occurred when f...

journal_title：Learning & behavior

authors： Verbeek EL,Spetch ML,Cheng K,Clifford CW

更新日期：2006-08-01 00:00:00

abstract：:We conducted three experiments to investigate the associative structure underlying the reinstatement of instrumental performance after extinction. In each experiment, rats were initially rewarded on two responses with different outcomes. At test, both responses were extinguished in order to assess the impact of a sing...

journal_title：Learning & behavior

authors： Ostlund SB,Balline BW

更新日期：2007-02-01 00:00:00

abstract：:In three experiments, we assessed the role of signals for changes in the consequences of cues as a potential account of the renewal effect. Experiment 1 showed recovery of responding following extinction when acquisition, extinction, and test phases occurred in different contexts. In addition, extinction treatment in ...

journal_title：Learning & behavior

authors： Pineño O,Miller RR

更新日期：2004-08-01 00:00:00

abstract：:Although it is thought that within-compound associations are necessary for the occurrence of both backward blocking and unovershadowing, it is not known whether this variable plays a similar role in mediating the two phenomena. Similarly, the roles of within-compound associations in forward blocking and in reduced ove...

journal_title：Learning & behavior

authors： Luque D,Flores A,Vadillo MA

更新日期：2013-03-01 00:00:00

abstract：:Three experiments explored the link between reward shifts and latent inhibition (LI). Using consummatory procedures, rewards were either downshifted from 32% to 4% sucrose (Experiments 1-2), or upshifted from 4% to 32% sucrose (Experiment 3). In both cases, appropriate unshifted controls were also included. LI was imp...

journal_title：Learning & behavior

authors： De la Casa LG,Mena A,Ruiz-Salas JC,Quintero E,Papini MR

更新日期：2018-03-01 00:00:00

abstract：:We compared acquisition and performance accounts of human contingency learning. After solving a discrimination in Phase 1, in which Cue A predicted the occurrence of the outcome and Cue B predicted its nonoccurrence (A+/B-), a new discrimination (X+/Y-) was superimposed in Phase 2 (AX+/BY-). The participants were fina...

journal_title：Learning & behavior

authors： Castro L,Wasserman EA

更新日期：2007-08-01 00:00:00

abstract：:Infants' memories are highly specific to their training stimuli; they rarely transfer learned responding. In two experiments, we asked whether sensory preconditioning facilitates the transfer of deferred imitation. In Experiments 1A and 1B, 6-month-olds were simultaneously preexposed to Puppets A and B and then saw ta...

journal_title：Learning & behavior

authors： Barr R,Marrott H,Rovee-Collier C

更新日期：2003-05-01 00:00:00

abstract：:Pet dogs are known to be responsive to human pointing gestures, but shelter dogs have repeatedly demonstrated poor abilities to follow human pointing, although they can be explicitly trained quickly. This study evaluated the time course in which shelter dogs learn to follow points without explicit training, when given...

journal_title：Learning & behavior

authors： Jarvis T,Hall NJ

更新日期：2020-09-01 00:00:00

abstract：:In two experiments, we examined the discrimination of photographs of individual pigeons by pigeons, using go/no-go discrimination procedures. In Experiments 1A and 1B, the pigeons were trained to discriminate 4 photographs of one pigeon from those of a number of pigeons. The subjects learned the discrimination, but th...

journal_title：Learning & behavior

authors： Nakamura T,Croft DB,Westbrook RF

更新日期：2003-11-01 00:00:00

abstract：:Hungry rats were trained in a two-lever conditioning chamber to earn food reinforcement according to either a win-shift/lose-stay or a win-stay/lose-shift contingency. Performance on the two contingencies was similar when there was little delay between the initial, information part of the trial (i.e., win or lose) and...

journal_title：Learning & behavior

authors： Reed P

更新日期：2018-03-01 00:00:00

abstract：:In three experiments, rats of different ages were trained in a circular pool to find a hidden platform whose location was defined in terms of a single landmark, a cylinder outside the pool. Following training, two main components of the landmark, its shape and pattern, were tested individually. Experiment 1 was perfor...

journal_title：Learning & behavior

authors： Chamizo VD,Torres MN,Rodríguez CA,Mackintosh NJ

更新日期：2019-06-01 00:00:00

abstract：:How does the effectiveness of guiding cues influence the development of motor skill autonomy? We utilized two sets of guiding cues (lights vs. reversed-lights conditions) that differed in their effectiveness to control a left-right leverpress sequence in rats. We separately measured the development of stimulus control...

journal_title：Learning & behavior

authors： Reid AK,Demarco G,Smith K,Fort T,Cousins E

更新日期：2013-12-01 00:00:00

abstract：:In three Pavlovian magazine approach experiments, rats received conditioning of auditory and visual stimuli by pairing with a pellet. Then the stimuli received additional conditioning while presented in simultaneous compound and were tested either immediately or after a delay. The compound conditioning resulted in a d...

journal_title：Learning & behavior

authors： Rescorla RA

更新日期：2006-02-01 00:00:00

abstract：:We trained 7 pigeons to discriminate visual displays of 16 same items from displays of 16 different items. The specific stimulus features of the items and the relations among the items could serve as discriminative stimuli. Unlike in most studies of same-different discrimination behavior, we gave a small number of pro...

journal_title：Learning & behavior

authors： Gibson BM,Wasserman EA

更新日期：2004-05-01 00:00:00

abstract：:Socially learned behavior can be a crucial factor in how animals interact with their environment and, thus, in conservation and management. For species in which social learning and culture are important determinants of behavior, several factors complicate conservation and management. These include the rapid spread of ...

journal_title：Learning & behavior

authors： Whitehead H

更新日期：2010-08-01 00:00:00

abstract：:The ephemeral reward task consists of giving an animal a choice between two distinctive stimuli, A and B (e.g., black and white), on each of which is placed a bit of food. If the animal chooses the food on A, it gets that reinforcer, but the other stimulus, B, is removed, and the trial is over. If it chooses the food ...

journal_title：Learning & behavior

authors： Zentall TR

更新日期：2020-06-24 00:00:00

abstract：:The role of the reinforcer in instrumental discriminations has often been viewed as that of facilitating associative learning between a reinforced response and the discriminative stimulus that occasions it. The differential-outcome paradigm introduced by Trapold (1970), however, has provided compelling evidence that r...

journal_title：Learning & behavior

authors： Urcuioli PJ

更新日期：2005-02-01 00:00:00

abstract：:Powers et al. (2017, Science, 357(6351), 596-600) report that Pavlovian conditioning can result in the perception of a stimulus in its absence, and that this effect is related to hallucinations outside the laboratory. Considered alongside similar studies in animals, this suggests that associatively produced perceptual...

journal_title：Learning & behavior

authors： Dwyer DM

更新日期：2018-09-01 00:00:00

abstract：:This article introduces a new model of Pavlovian conditioning, attention as an acquisition and performance variable (AAPV), which, like several other so-called attentional models, emphasizes the role of variation of cue salience, together with associative strength, in accounting for conditioning phenomena. AAPV is pri...

journal_title：Learning & behavior

authors： Craddock P,Miller RR

更新日期：2014-06-01 00:00:00

abstract：:Two experiments investigated extinction and blocking of a conditioned inhibitor in a human contingency-learning task. Lotz and Lachnit (2009) and Melchers, Wolff, and Lachnit (2006) reported extinction of inhibition only when participants experienced outcome levels lower than those used in training. In Experiment 1, w...

journal_title：Learning & behavior

authors： Baetu I,Baker AG

更新日期：2010-11-01 00:00:00

abstract：:Various types of discrimination learning tasks, such as so-called nonconditional, conditional, and biconditional tasks, are generally held to differ in complexity and to require different amounts of training. However, rather than a difference in rule complexity, between-task performance differences may reflect a diffe...

journal_title：Learning & behavior

authors： Maes JH,Eling PA

更新日期：2007-11-01 00:00:00

abstract：:In five conditioned taste aversion experiments with rats, summation, retardation, and preference tests were used to assess the effects of extinguishing a conditioned saccharin aversion for three or nine trials. In Experiment 1, a summation test showed that saccharin aversion extinguished over nine trials reduced the a...

journal_title：Learning & behavior

authors： Brooks DC,Bowker JL,Anderson JE,Palmatier MI

更新日期：2003-02-01 00:00:00

abstract：:The present research demonstrates a conditioning order effect difference: Odor-aversion conditioning is stronger following OT+/O+ conditioning than following O+/OT+ conditioning with specific odor (O) and taste (T) cues. When a weak odor cue was used in Experiments 1A and 1B, OT+/O+ conditioning produced significantly...

journal_title：Learning & behavior

authors： Batson JD,Watkins JH,Doyle K,Batsell WR Jr

更新日期：2008-11-01 00:00:00

abstract：:We tested a California sea lion for visual oddity learning by presentingproblems composed ofthree two-dimensional black-and-white stimuli, two identical (S-) and one different (S+). In the first experimental stage, a single problem per session was presented until learning criterion was reached. In the second experimen...

journal_title：Learning & behavior

authors： Hille P,Dehnhardt G,Mauck B

更新日期：2006-05-01 00:00:00

abstract：:Behavior reduced as a consequence of extinction or intervention can relapse. According to behavioral momentum theory, the extent to which behavior persists and relapses once it has been eliminated depends on the relative training reinforcement rate among discriminative stimuli. In addition, studies of context renewal ...

journal_title：Learning & behavior

authors： Miranda-Dukoski L,Bensemann J,Podlesnik CA

更新日期：2016-03-01 00:00:00

abstract：:Three experiments examined the effect of response-outcome contingencies on human ratings of causal efficacy and demonstrated that such ratings transfer to novel situations through derived stimulus relations. Efficacy ratings generally followed the delta probability rule when positive response-outcome contingencies wer...

journal_title：Learning & behavior

authors： Dack C,McHugh L,Reed P

更新日期：2012-12-01 00:00:00

abstract：:Several non-mutually exclusive hypotheses have been proposed to explain the evolution of cognition in animals. Broadly, these hypotheses fall under two categories: those that pertain to the selective pressures exerted either by sociality or by the ecological niche in which animals live. We review these ideas and then ...

journal_title：Learning & behavior

authors： Aguilar-Arguello S,Nelson XJ

更新日期：2021-01-14 00:00:00

abstract：:In seven experiments, 2 squirrel monkeys were given choices between arrays of food that varied in the quantity offered. In Experiments 1-5, the monkeys were offered choices between quantities of the same food that varied in a 2:1 ratio. The squirrel monkeys failed to show the temporal myopia effect or a decrease in pr...

journal_title：Learning & behavior

authors： McKenzie T,Cherman T,Bird LR,Naqshbandi M,Roberts WA

更新日期：2004-11-01 00:00:00

abstract：:A recent report suggested that chimpanzees demonstrate the cognitive capacities necessary to understand cooking (Warneken & Rosati, 2015). We offered alternative explanations and mechanisms that could account for the behavioral responses of those chimpanzees, and questioned the manner in which the data were used to ex...

journal_title：Learning & behavior

authors： Beran MJ,Hopper LM,de Waal FB,Brosnan SF,Sayers K

更新日期：2016-06-01 00:00:00

abstract：:Systematic variations in the rate and temporal patterns of responding under a multiple concurrent-chains schedule were quantified using recurrence metrics and self-organizing maps to assess whether individual rats showed consistent or idiosyncratic patterns. The results indicated that (1) the temporal regularity of re...

journal_title：Learning & behavior

authors： Mercado E 3rd,Orduña V

更新日期：2015-12-01 00:00:00