Effects of body weight on discriminative-stimulus control by phencyclidine in the pigeon.

abstract：:The present study used within-session transitions between two concurrent schedules to evaluate choice in transition. Eight female Long-Evans rats were trained to respond under concurrent schedules of reinforcement during experimental sessions that lasted 22 hr. The generalized matching equation was used to model stead...

journal_title：Journal of the experimental analysis of behavior

authors： Banna KM,Newland MC

更新日期：2009-05-01 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 were trained on a Wyckoff observing response procedure in which key responses were reinforced on a mixed schedule consisting of fixed-interval and extinction components. In Experiment 1, stepping on a pedal (a) converted the mixed schedule to a multiple schedule, (b) replaced the mixed-schedule stimulus with a...

journal_title：Journal of the experimental analysis of behavior

authors： Hirota TT

更新日期：1972-09-01 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：:Pigeons were exposed to multiple variable-interval 2-min variable-interval 2-min schedules of food presentation in which relative duration of food presentation was manipulated. When components alternated every 5 sec and were scheduled on separate response keys, relative response rates closely matched relative reinforc...

journal_title：Journal of the experimental analysis of behavior

authors： Merigan WH,Miller JS,Gollub LR

更新日期：1975-09-01 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：:Five different reinforcement durations occurred randomly within each session on fixed interval 60-sec. Postreinforcement pause was directly related (and "running" rate inversely related) to the duration of reinforcement initiating each fixed interval. ...

journal_title：Journal of the experimental analysis of behavior

authors： Staddon JE

更新日期：1970-01-01 00:00:00

abstract：:Optimal decision criterion placement maximizes expected reward and requires sensitivity to the category base rates (prior probabilities) and payoffs (costs and benefits of incorrect and correct responding). When base rates are unequal, human decision criterion is nearly optimal, but when payoffs are unequal, suboptima...

journal_title：Journal of the experimental analysis of behavior

authors： Maddox WT

更新日期：2002-11-01 00:00:00

abstract：:Three pigeons were each trained to perform a discrimination problem and a matching problem. Following acquisition, delays of 1 to 7 sec were interposed after stimulus presentation on both problems. Accuracy of responding on these two types of delay procedures was observed to be a function of length of delay interval. ...

journal_title：Journal of the experimental analysis of behavior

authors： Smith L

更新日期：1967-11-01 00:00:00

abstract：:Experiment 1 investigated whether training subjects to read words aloud would induce correct written spelling of the words even though spelling had no experimental consequences. Training in reading was followed by a weak increment in correct spelling. Experiment 2 investigated whether overtraining in reading would imp...

journal_title：Journal of the experimental analysis of behavior

authors： Lee VL,Pegler AM

更新日期：1982-03-01 00:00:00

abstract：:Wilson and Hayes (1996) and Doughty, Kastner, and Bismark (2011) observed resurgence of past equivalence relations when newer equivalence relations were punished or extinguished, respectively. Their findings support the notion that deriving stimulus relations is a form of operant behavior. Although there is consensus ...

journal_title：Journal of the experimental analysis of behavior

authors： Doughty AH,Leake LW,Stoudemire ML

更新日期：2014-11-01 00:00:00

abstract：:Eight pigeons pressed treadles for food reinforcers delivered by several multiple variable-interval schedules. The rate of reinforcement for responding during one component schedule was held constant at 30 reinforcers per hour. The rate of reinforcement for responding during the other component varied from 0 to 120 or...

journal_title：Journal of the experimental analysis of behavior

authors： McSweeney FK

更新日期：1978-05-01 00:00:00

abstract：:The purpose of this study was to model hierarchical classification as contextually controlled, generalized relational responding or relational framing. In Experiment 1, a training procedure involving nonarbitrarily related multidimensional stimuli was used to establish two arbitrary shapes as contextual cues for 'memb...

journal_title：Journal of the experimental analysis of behavior

authors： Slattery B,Stewart I

更新日期：2014-01-01 00:00:00

abstract：:Resurgence refers to the recurrence of an extinguished target behavior following subsequent suspension of alternative reinforcement. Delivery of reinforcers during extinction of alternative behavior has been shown to mitigate resurgence. The present experiment aimed to determine whether delivering stimuli associated w...

journal_title：Journal of the experimental analysis of behavior

authors： Craig AR,Browning KO,Shahan TA

更新日期：2017-09-01 00:00:00

abstract：:With concurrent chains arranged for a pigeon's key pecks, pecks on two concurrently available initial-link keys (left and right) respectively produce separately operating terminal links (A and B). Preferences for terminal link A over terminal link B are usually calculated as deviations of relative initial-link respons...

journal_title：Journal of the experimental analysis of behavior

authors： Cerutti DT,Catania AC

更新日期：1986-09-01 00:00:00

abstract：:Head orientation during auditory discriminations was studies in squirrel monkeys using a two-lever trial-by-trial procedure. Animals were studied using auditory discriminations based on the position of the sound and on the spectral content differences between a pure tone and a noise. After the percentage of correct re...

journal_title：Journal of the experimental analysis of behavior

authors： Harrison JM,Briggs RM

更新日期：1977-11-01 00:00:00

abstract：:Four pigeons were trained to respond on one of two keys in the presence of one color-form display, and on the other key when a second color-form display was present. Both responses were maintained on a 2-min variable-internal schedule of reinforcement. Subsequently, stimulus control acquired by components of the compo...

journal_title：Journal of the experimental analysis of behavior

authors： Born DG,Peterson JL

更新日期：1969-05-01 00:00:00

abstract：:Pigeons' pecks on either of two concurrently available response keys produced secondary reinforcers according to independent one-minute variable-interval schedules. Different secondary reinforcers, in the presence of which the rates of primary reinforcement were equal, were associated with each key. The rate of peckin...

journal_title：Journal of the experimental analysis of behavior

authors： Fantino E,Herrnstein RJ

更新日期：1968-01-01 00:00:00

abstract：:We investigated the duration of lever pressing by rats when the delivery of appetitive reinforcers was contingent upon response duration. In the first experiment, response durations increased when duration requirements were imposed, and they decreased when duration requirements were removed. This effect occurred wheth...

journal_title：Journal of the experimental analysis of behavior

authors： Byrne T,Sarno B

更新日期：2019-01-01 00:00:00

abstract：:In Experiment 1, six naive pigeons were trained on a foraging schedule characterized by different states beginning with a search state in which completion of a fixed-interval on a white key led to a choice state. In the choice state the subject could, by appropriate responding on a fixed ratio of three, either accept ...

journal_title：Journal of the experimental analysis of behavior

authors： Abarca N,Fantino E

更新日期：1982-09-01 00:00:00

abstract：:A reinforcement-switching procedure was used to produce negatively reinforced key pecking in pigeons. First, key pecking on a chain schedule (fixed-interval 10-sec variable-interval 60-sec) was conditioned using grain reinforcement. Second, intermittent shock in the initial link was introduced at a low intensity and g...

journal_title：Journal of the experimental analysis of behavior

authors： Lewis P,Lewin L,Stoyak M,Muehleisen P

更新日期：1974-07-01 00:00:00

abstract：:The current experiment examined whether adjusting-amount and adjusting-delay procedures provide equivalent measures of discounting. Pigeons' discounting on the two procedures was compared using a within-subject yoking technique in which the indifference point (number of pellets or time until reinforcement) obtained wi...

journal_title：Journal of the experimental analysis of behavior

authors： Green L,Myerson J,Shah AK,Estle SJ,Holt DD

更新日期：2007-05-01 00:00:00

abstract：:Pigeons pecked a key and rats pressed a lever for food reinforcement under large values of the differential-reinforcement-of-low-rate schedule. Each subject was tested under 10 different schedule values ranging from 1 to 45 min and was exposed to each schedule value at least twice. The mean interresponse time and mean...

journal_title：Journal of the experimental analysis of behavior

authors： Richardson WK,Loughead TE

更新日期：1974-07-01 00:00:00

abstract：:Rats performed on progressive-ratio schedules that required an increasing number of responses for each successive reinforcement. The number of responses required increased until the subjects failed to complete the next ratio in the sequence within 15 min. Response-ratio increments of two responses, five responses, and...

journal_title：Journal of the experimental analysis of behavior

authors： Thomas JR

更新日期：1974-05-01 00:00:00

abstract：:Experiment I investigated the effects of reinforcer magnitude on differential-reinforcement-of-low-rate (DRL) schedule performance in three phases. In Phase 1, two groups of rats (n = 6 and 5) responded under a DRI. 72-s schedule with reinforcer magnitudes of either 30 or 300 microl of water. After acquisition, the wa...

journal_title：Journal of the experimental analysis of behavior

authors： Doughty AH,Richards JB

更新日期：2002-07-01 00:00:00

abstract：:Three pigeons pecked at letters of the alphabet and at the symbol "?" displayed on a computer-driven cathode ray screen. A 4 by 4 matrix of infrared emitting and detecting diodes and associated circuitry identified the location of a pigeon's responses to the screen. Responses at the target letter T were probabilistica...

journal_title：Journal of the experimental analysis of behavior

authors： Clauson HD,Izatt EJ,Shimp CP

更新日期：1985-03-01 00:00:00

abstract：:Pigeons were trained to peck with differing force requirements on a key specially designed to measure and control force of pecking without changes in the mechanical threshold. Following training on a key illuminated by a single wavelength, a generalization test was given. Force and rate gradients were obtained. Force ...

journal_title：Journal of the experimental analysis of behavior

authors： COLE JL

更新日期：1965-07-01 00:00:00

abstract：:Escape responses of squirrel monkeys were reinforced according to a fixed-ratio schedule. The reinforcement was a period of safety from a stimulus that signalled the delivery of intermittent pain-shocks. When the frequency of shock was gradually reduced, the performance remained at a high level until the shocks were q...

journal_title：Journal of the experimental analysis of behavior

authors： AZRIN NH,HOLZ WC,HAKE DF,AYLLON T

更新日期：1963-07-01 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：:Six male Wistar rats were exposed to concurrent variable-interval schedules of wheel-running reinforcement. The reinforcer associated with each alternative was the opportunity to run for 15 s, and the duration of the changeover delay was 1 s. Results suggested that time allocation was more sensitive to relative reinfo...

journal_title：Journal of the experimental analysis of behavior

authors： Belke TW,Belliveau J

更新日期：2001-05-01 00:00:00