abstract：:The effects of patch encounter rate on patch choice and meal patterns were studied in rats foraging in a laboratory environment offering two patch types that were encountered sequentially and randomly. The cost of procuring access to one patch was greater than the other. Patches were either encountered equally often o...

journal_title：Journal of the experimental analysis of behavior

authors： Collier G,Johnson DF,Berman J

更新日期：1998-01-01 00:00:00

abstract：:Three experiments compared the amounts of behavioral variability generated with two reinforcement rules. In Experiments 1 and 2 pigeons received food whenever they generated a sequence of eight pecks, distributed over two keys, provided that the sequence contained a certain number of change-overs between the keys. Alt...

journal_title：Journal of the experimental analysis of behavior

authors： Machado A

更新日期：1997-07-01 00:00:00

abstract：:Pigeons were trained to peck a key on a variable-interval 2-min schedule of food reinforcement. Prior to each session, either 2.0 mg/kg methadone (n = 3), 3.0 mg/kg cocaine (n = 4), or 5.6 mg/kg cocaine (n = 2) was administered. When each pigeon's rate of pecking was stable, a range of doses of the training drug and s...

journal_title：Journal of the experimental analysis of behavior

authors： Schaal DW,McDonald MP,Miller MA,Reilly MP

更新日期：1996-09-01 00:00:00

abstract：:A discrete-trials adjusting-delay procedure was used to investigate the conditions under which pigeons might show a preference for partial reinforcement over 100% reinforcement, an effect reported in a number of previous experiments. A peck on a red key always led to a delay with red houselights and then food. In each...

journal_title：Journal of the experimental analysis of behavior

authors： Mazur JE

更新日期：1996-07-01 00:00:00

abstract：:Three experiments used pigeons in an autoshaping procedure and a single-subject design to examine compound stimulus control in classical conditioning. Experiment 1 examined the blocking effect, and Experiment 2 examined the unblocking effect. In both experiments, response-independent food was first delivered intermitt...

journal_title：Journal of the experimental analysis of behavior

authors： Khallad Y,Moore J

更新日期：1996-05-01 00:00:00

abstract：:Three pigeons were trained to discriminate a 5.0 mg/kg dose of pentobarbital from saline under a two-key concurrent schedule with responding on the key associated with the presession injection, under both stimulus conditions, producing four times as many reinforcers as responding on the other key. This concurrent sche...

journal_title：Journal of the experimental analysis of behavior

authors： Snodgrass SH,McMillan DE

更新日期：1996-05-01 00:00:00

abstract：:Three experiments were conducted to study the effect of an imperfect substitute for food on demand for food in a closed economy. In Experiments 1 and 2, rats pressed a lever for their entire daily food ration, and a fixed ratio of presses was required for each food pellet. In both experiments, the fixed ratio was held...

journal_title：Journal of the experimental analysis of behavior

authors： Bauman RA,Raslear TG,Hursh SR,Shurtleff D,Simmons L

更新日期：1996-03-01 00:00:00

abstract：:We identify naming as the basic unit of verbal behavior, describe the conditions under which it is learned, and outline its crucial role in the development of stimulus classes and, hence, of symbolic behavior. Drawing upon B. F. Skinner's functional analysis and the theoretical work of G. H. Mead and L. S. Vygotsky, w...

journal_title：Journal of the experimental analysis of behavior

authors： Horne PJ,Lowe CF

更新日期：1996-01-01 00:00:00

abstract：:Three pigeons pecked keys and 5 rats pressed levers for food delivered on variable-interval schedules. During baseline conditions, subjects responded on a variable-interval 40-s schedule throughout the session. During experimental conditions, the programmed rate of reinforcement changed every 10 min in the 50-min sess...

journal_title：Journal of the experimental analysis of behavior

authors： McSweeney FK,Weatherly JN,Swindell S

更新日期：1995-09-01 00:00:00

abstract：:In three experiments pigeons played (i.e., chose between two colored keys) iterated prisoner's dilemma and other 2 x 2 games (2 participants and 2 options) against response strategies programmed on a computer. Under the prisoner's dilemma pay-off matrix, the birds generally defected (i.e., pecked the color associated ...

journal_title：Journal of the experimental analysis of behavior

authors： Green L,Price PC,Hamburger ME

更新日期：1995-07-01 00:00:00

abstract：:Behavioral momentum theory relates resistance to change of responding in a multiple-schedule component to the total reinforcement obtained in that component, regardless of how the reinforcers are produced. Four pigeons responded in a series of multiple-schedule conditions in which a variable-interval 40-s schedule arr...

journal_title：Journal of the experimental analysis of behavior

authors： McLean AP,Blampied NM

更新日期：1995-01-01 00:00:00

abstract：:Five pigeons were trained in an analogue foraging procedure in which, by completing a travel requirement, they entered a "patch" in which a reinforcer might be available after an unpredictable time. They also had the opportunity, by emitting a defined response, to exit the patch and travel to another patch. Prey avail...

journal_title：Journal of the experimental analysis of behavior

authors： McCarthy D,Voss P,Davison M

更新日期：1994-09-01 00:00:00

abstract：:An apparatus was developed to study social reinforcement in the rat. Four Long-Evans female rats were trained to press a lever via shaping, with the reinforcer being access to a castrated male rat. Responding under a fixed-ratio schedule and in extinction was also observed. Social access was found to be an effective r...

journal_title：Journal of the experimental analysis of behavior

authors： Evans MJ,Duvel A,Funk ML,Lehman B,Sparrow J,Watson NT,Neuringer A

更新日期：1994-07-01 00:00:00

abstract：:Three experiments examined the influence of a brief stimulus (a light) on the behavior of food-deprived rats whose lever pressing on tandem schedules comprising components of different schedule types resulted in food presentation. In Experiment 1, either a tandem variable-ratio variable-interval or a tandem variable-i...

journal_title：Journal of the experimental analysis of behavior

authors： Reed P

更新日期：1994-05-01 00:00:00

abstract：:In two experiments conducted in an eight-arm radial maze, food pellets were delivered when a photocell beam was broken at the end of each arm via a nose poke, according to either fixed-interval or random-interval schedules of reinforcement, with each arm providing a different frequency of reinforcement. The behavior o...

journal_title：Journal of the experimental analysis of behavior

authors： Elsmore TF,McBride SA

更新日期：1994-05-01 00:00:00

abstract：:The hypothesis that mesolimbic dopamine is selectively involved in cocaine reinforcement was investigated in the rat. Animals were trained under a multiple schedule in which responding was reinforced by intravenous cocaine (0.75 mg/kg/injection) or food (45-mg pellets) under fixed-ratio 15 schedule requirements in alt...

journal_title：Journal of the experimental analysis of behavior

authors： Caine SB,Koob GF

更新日期：1994-03-01 00:00:00

abstract：:The peak procedure was used to study temporal control in pigeons exposed to seven fixed-interval schedules ranging from 7.5 to 480 s. The focus was on behavior in individual intervals. Quantitative properties of temporal control depended on whether the aspect of behavior considered was initial pause duration, the poin...

journal_title：Journal of the experimental analysis of behavior

authors： Zeiler MD,Powell DG

更新日期：1994-01-01 00:00:00

abstract：:Pigeons were exposed to a concurrent-chains schedule in which a single variable-interval 30-s schedule was used in the initial links and fixed-time schedules were used in the terminal links. Three types of keylight conditions were used in the terminal links. In the first condition, different delays were associated wit...

journal_title：Journal of the experimental analysis of behavior

authors： Omino T

更新日期：1993-11-01 00:00:00

abstract：:Six experiments were performed to explore the necessary and sufficient conditions for producing context specificity of discriminative operant performance in pigeons. In Experiment 1, pigeons learned a successive discrimination (red S+/blue S-) in two chambers that had a particular odor present and between which they w...

journal_title：Journal of the experimental analysis of behavior

authors： Thomas DR,Empedocles S,Morrison SK,Bing MN

更新日期：1993-09-01 00:00:00

abstract：:Sexual reinforcers are not part of a regulatory system involved in the maintenance of critical metabolic processes, they differ for males and females, they differ as a function of species and mating system, and they show ontogenetic and seasonal changes related to endocrine conditions. Exposure to a member of the oppo...

journal_title：Journal of the experimental analysis of behavior

authors： Crawford LL,Holloway KS,Domjan M

更新日期：1993-07-01 00:00:00

abstract：:In two experiments, pigeons were exposed to concurrent-chains schedules in which a single initial-link variable-interval schedule led to access to terminal links composed of fixed-interval or fixed-delay schedules. In Experiment 1, an 8-s (or 16-s) delay to reinforcement was associated with the standard key, while rei...

journal_title：Journal of the experimental analysis of behavior

authors： Omino T,Ito M

更新日期：1993-03-01 00:00:00

abstract：:In Experiment 1, 2 monkeys earned their daily food ration by pressing a key that delivered food according to a variable-interval 3-min schedule. In Phases 1 and 4, sessions ended after 3 hr. In Phases 2 and 3, sessions ended after a fixed number of responses that reduced food intake and body weights from levels during...

journal_title：Journal of the experimental analysis of behavior

authors： Silberberg A,Bauman R,Hursh S

更新日期：1993-03-01 00:00:00

abstract：:Three groups of pigeons were trained with a modified discriminative autoshaping procedure to discriminate video images of other pigeons on the basis of movement. Birds of all groups were shown the same video images of other pigeons, which were either moving or still. The group to whom food was presented only after mov...

journal_title：Journal of the experimental analysis of behavior

authors： Dittrich WH,Lea SE

更新日期：1993-01-01 00:00:00

abstract：:In two experiments, key pecking of pigeons was maintained by a variable-interval 180-s schedule of food presentation. Conjointly, a second schedule delivered response-dependent electric shock. In the first experiment, shocks were presented according to either a variable-interval or a nondifferential interval-percentil...

journal_title：Journal of the experimental analysis of behavior

authors： Arbuckle JL,Lattal KA

更新日期：1992-09-01 00:00:00

abstract：:Rates of responding changed systematically across sessions for rats pressing levers and keys and for pigeons pressing treadles and pecking keys. A bitonic function in which response rates increased and then decreased across sessions was the most common finding, although an increase in responding also occurred alone. T...

journal_title：Journal of the experimental analysis of behavior

authors： McSweeney FK,Hinson JM

更新日期：1992-07-01 00:00:00

abstract：:Behavior is a property of living organisms, not of inanimate matter. The problems of physical science are to understand how a phenomenon works; biological science adds the questions of what a phenomenon does and how something that does such things came to be. Exclusive dedication to cause-effect explanations ignores h...

journal_title：Journal of the experimental analysis of behavior

authors： Zeiler MD

更新日期：1992-05-01 00:00:00

abstract：:Parallel and serial timing processes are analyzed for their account of the dynamics of intertrial responding in the peak procedure. A strictly serial model, such as the behavioral theory of timing (Killeen & Fetterman, 1988), does not fit the dynamic correlation pattern in the location and duration of the middle high-...

journal_title：Journal of the experimental analysis of behavior

authors： Gibbon J,Church RM

更新日期：1992-05-01 00:00:00

abstract：:In each of two experiments, 2 pigeons received discrimination training in which food reinforcement for key pecking was conditional upon both spatial and temporal cues. In Experiment 1, food was available for periods of 30 s at each of three locations (pecking keys) during trials that lasted 90 s. In Experiment 2, food...

journal_title：Journal of the experimental analysis of behavior

authors： Wilkie DM,Willson RJ

更新日期：1992-03-01 00:00:00

abstract：:Pigeons acquired discriminated key pecking between 528- and 540-nm stimuli by either a response-reinforcer (operant group) or a stimulus-reinforcer (autoshaped group) contingency, with other training-schedule parameters comparable over groups. For the birds in the operant group, key pecks intermittently produced grain...

journal_title：Journal of the experimental analysis of behavior

authors： Weiss SJ,Weissman RD

更新日期：1992-03-01 00:00:00

abstract：:It has been hypothesized that the magnitude-of-reinforcement effect may differ in closed and open experimental economies. We determined the relationship between magnitude of reinforcement and response rate in three feeding conditions: a closed economy in which total intake was unrestricted, a closed economy in which t...

journal_title：Journal of the experimental analysis of behavior

authors： Collier G,Johnson DF,Morgan C

更新日期：1992-01-01 00:00:00

abstract：:An omission procedure was employed to study elicited pecking in the first component of a two-component chain schedule. Both components were fixed-interval schedules correlated with colored keylights. The first response following the initial-link schedule produced a second fixed-interval schedule. We studied several fi...

journal_title：Journal of the experimental analysis of behavior

authors： Dougherty DM,Lewis P

更新日期：1991-11-01 00:00:00

abstract：:Behavior maintained by intravenously delivered alfentanil, cocaine, or ketamine was assessed using a fixed-ratio schedule of reinforcement. As the dose of each drug was increased, rate of responding also increased up to a maximum. Further increases in dose resulted in decreased response rates (inverted U-shaped curve)...

journal_title：Journal of the experimental analysis of behavior

authors： Skjoldager P,Winger G,Woods JH

更新日期：1991-09-01 00:00:00

abstract：:This study examined the role of learning history on the acquisition of a matching-to-sample task. Twelve preschool children learned four stimulus classes through instructions, shaping, or imitation. After reaching criterion, the subjects were exposed to changed discrimination contingencies to determine how each learni...

journal_title：Journal of the experimental analysis of behavior

authors： Michael RL,Bernstein DJ

更新日期：1991-07-01 00:00:00

abstract：:Task contingencies were modeled from bureaucratic organizations in which vague job descriptions provide incomplete contingency specifications. Response rates within dyads were examined using two nonsocial, two social, and two control contingencies. In the first social contingency, responses by the superior produced mo...

journal_title：Journal of the experimental analysis of behavior

authors： Rao RK,Mawhinney TC

更新日期：1991-07-01 00:00:00

abstract：:Six pigeons were trained on concurrent variable-interval schedules in which responding on fixed-interval schedules was required to give access to the alternate schedule. Responding on the concurrent schedules was not allowed, after changing over had commenced, until the changeover schedule had been completed. In Parts...

journal_title：Journal of the experimental analysis of behavior

authors： Davison M

更新日期：1991-01-01 00:00:00

abstract：:Rats were trained on a successive discrete-trial discrimination between two tonal stimuli to examine the effects of availability of a lever during intertrial intervals. In the discrete-trial condition, in which a lever was removed from the chamber during intertrial intervals, 10-s trials were initiated by the presenta...

journal_title：Journal of the experimental analysis of behavior

authors： Hachiya S,Ito M

更新日期：1991-01-01 00:00:00

abstract：:Subjects lived in a laboratory apartment for up to 30 days, engaging in ordinary activities such as reading, sewing, and artwork. The amount of time devoted to each activity was recorded and compared with periodic verbal ratings of the amount of time devoted to the activities. The verbal and observational assessments ...

journal_title：Journal of the experimental analysis of behavior

authors： Bernstein DJ,Michael RL

更新日期：1990-11-01 00:00:00

abstract：:Two multiple-schedule experiments with pigeons examined the effect of adding food reinforcement from an alternative source on the resistance of the reinforced response (target response) to the decremental effects of satiation and extinction. In Experiment 1, key pecks were reinforced by food in two components accordin...

journal_title：Journal of the experimental analysis of behavior

authors： Nevin JA,Tota ME,Torquato RD,Shull RL

更新日期：1990-05-01 00:00:00

abstract：:Three experiments examined the effect of food availability on pigeons' choice behavior under concurrent schedules of reinforcement. In Experiment 1, 3 pigeons earned their daily food ration by choosing, in 30-min sessions, between concurrent variable-ratio 30 variable-interval 40-s schedules. Food presentations during...

journal_title：Journal of the experimental analysis of behavior

authors： Shurtleff D,Silberberg A

更新日期：1990-03-01 00:00:00

abstract：:In Experiment 1, 3, adult females were taught with verbal instructions and contingencies to select, in sequence, three arbitrary visual stimuli from an array of five stimuli. After four different sequences were taught, match-to-sample tests assessed emergent conditional relations among all stimuli that had been select...

journal_title：Journal of the experimental analysis of behavior

authors： Sigurdardottir ZG,Green G,Saunders RR

更新日期：1990-01-01 00:00:00