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In an interview last month, Frank
Church, chairman of the Senate committee that is investigating the CIA, issued
an oblique but impassioned warning, that the technology of eavesdropping had
become so highly developed that Americans might soon be left with "no place to
hide". That day may have arrived. Newsweek has learned that the country’s most
secret intelligence operation, the National Security Agency, already possesses
the computerized equipment to monitor nearly all overseas telephone calls and
most domestic and international printed messages. The agency’s devices monitor thousands of telephone circuits, cable lines and the microwave transmissons that carry an increasing share of both spoken and written communications. Computers are programed to watch for "trigger" words or phrases indicating that a message might interest intelligence analysis, when the trigger is pulled, entire messages are tape-recorded or printed out. That kind of eavesdropping is, however, relatively simple compared with the breakthroughs that lie ahead in the field of snoopery. Already it is technically feasible to "bug" an electric typewriter by picking up its feeble electronic emissions from a remote location and then translating them into words. And some scientists believe that it may be possible in the future for remote electronic equipment to intercept and "read" human brain waves. Where such capabilities exist, so too does the potential for abuse. It is the old story of technology rushing forward with some new wonder, before the man who supposedly control the machines have figure out how to prevent the machines from controlling them. |
A:International telephone calls. B:International printed messages. C:Domestic printed messages. D:Electric typewriters.
A:they must tolerate phone disturbances or miss important calls. B:they must turn off their phones to keep their homes quiet. C:they have to switch from a desktop phone to a cellphone. D:they are too busy to make phone calls.
It’s a modern problem: You’re too busy to be disturbed by incessant (连续不断的) phone calls so you turn your cellphone off. But if you don’t remember to turn it back on when you’re less busy, you could miss some important calls. If only the phone knew when it was wise to interrupt you, you wouldn’t have to turn it off at all. Instead, it could let calls through when you are not too busy.
A bunch of behavior sensors (传感器) and a clever piece of software could do just that, by analyzing your behavior to determine if it’s a good time to interrupt you. If built into a phone, the system may decide you’re too busy and ask the caller to leave a message or ring back later.
James Fogarty and Scott Hudson at Camegie Mellon University in Pennsylvania based their system on tiny microphones, cameras and touch sensors that reveal body language and activity. First they had to study different behaviors to find out which ones strongly predict whether your mind is interrupted.
The potential "busyness" signals they focused on included whether the office doors were left open or closed, the time of day, if other people were with the person in question, how close they were to each other, and whether or not the computer was in use.
The sensors monitored these and many other factors while four subjects were at work. At random intervals, the subjects rated how interruptible they were on a scale ranging from "highly interruptible" to "highly not-interruptible". Their ratings were then correlated with the various behaviors. "It is a shotgun (随意的) approach: we used all the indicators we could think of and then let statistics find out which were important," says Hudson.
The model showed that using the keyboard, and talking on a landline or to someone else in the office correlated most strongly with how interruptible the subjects judged themselves to be.
Interestingly, the computer was actually better than people at predicting when someone was too busy to be interrupted. The computer got it right 82 per cent of the time, humans 77 per cent. Fogarty speculates that this might be because people doing the interrupting are inevitably biased towards delivering their message, whereas computers don’t care.
The first application for Hudson and Fogarty’s system is likely to be in an instant messaging system, followed by office phones and cellphones. "There is no technological roadblock (障碍) to it being deployed in a couple of years," says Hudson.
A:they must tolerate phone disturbances or miss important calls. B:they must turn off their phones to keep their homes quiet. C:they have to switch from a desktop phone to a cellphone. D:they are too busy to make phone calls.
A:Personal communications. B:Conference calls C:Videe calls D:Calculating
A:they must tolerate phone disturbances or miss important calls B:they must turn off their phones to keep their homes quiet C:they have to switch from a desktop phone to a cell phone D:they are too busy to make phone calls
{{B}}第三篇{{/B}}
? ? ? ? ? ? ?
? ? ? ? ? ? ? {{B}}A Phone that Knows You’re
Busy{{/B}} ? ?It’s a modem conundrum: you’re too busy to be disturbed by incessant phone calls so you mm your cell phone off. But if you don’t remember to turn it back on when you’re less busy, you could miss some important calls. If only the phone knew when it was wise to interrupt you, you wouldn’t have to turn it off at all. Instead, it could let calls through during spells of relative inactivity. ? ?A bunch of behavior sensors and a clever piece of software could do just that, by analyzing your behavior to determine if it’s a good time to interrupt you. If built into a phone, the system may decide you’re too busy and ask the caller to leave a message or ring back later. In a desktop computer, the system could stop instant messages or spain annoying you when you’re busy. ? ?James Fogarty and Scott Hudson at Camegie Mellon University in Pennsylvania based their system on tiny microphones, cameras and touch sensors that reveal body language and activity. First they had to study different behaviors to find out which ones strongly predict whether your mind is interrupted. The potential "busyness" signals they focused on included whether the office doors were left open or closed, the time of day, if other people were with the person in question, how close they were to each other, and whether or not the computer was in use. ? ?The sensors monitored these and many other factors while four subjects were at work. At random intervals, the subjects rated how in term ptible they were on a scale ranging from "highly interruptible" to "highly not—term ptible". Their ratings were then correlated with the various behaviors. "It is a shotgun approach: we used all the indicators we could think of and then let statistics ferret out which were important," says Hudson. ? ?The model showed that using the keyboard, and talking on a landline or to someone else in the office correlated most strongly with how interruptible the subjects judged themselves to be. ? ?Interestingly, the computer was actually better than people at predicting when someone was too busy to be interrupted. The computer got it right 82 per cent of the time, humans 77 percent. ? ?Fogarty speculates that this might be because people doing the interrupting are inevitably biased towards delivering their message, whereas computers don’t care. ? ?The first application for Hudson and Fogarty’s system is likely to be in an instant messaging system, followed by office phones and cell phones. "There is no technological roadblock to it being deployed in a couple of years," says Hudson. |
A:You turn off your cell phone but forget to turn it back and miss important calls. B:You are too busy to make phone calls and miss important information. C:Too many calls are annoying, affecting your work efficiency. D:Too many calls are disturbing, producing serious noise pollution.
{{B}}第二篇{{/B}}
{{B}}
? ?It’s a modern problem: You’re too busy to be disturbed by incessant (连续不断的) phone calls so you turn your cellphone off. But if you don’t remember to turn it back on when you’re less busy, you could miss some important calls. If only the phone knew when it was wise to interrupt you, you wouldn’t have to turn it off at all. Instead, it could let calls through when you are not too busy. ? ?A bunch of behavior sensors (传感器) and a clever piece of software could do just that, by analyzing your behavior to determine if it’s a good time to interrupt you. If built into a phone, the system may decide you’re too busy and ask the caller to leave a message or ring back later. ? ?James Fogarty and Scott Hudson at Camegie Mellon University in Pennsylvania based their system on tiny microphones, cameras and touch sensors that reveal body language and activity. First they had to study different behaviors to find out which ones strongly predict whether your mind is interrupted. ? ?The potential "busyness" signals they focused on included whether the office doors were left open or closed, the time of day, if other people were with the person in question, how close they were to each other, and whether or not the computer was in use. ? ?The sensors monitored these and many other factors while four subjects were at work. At random intervals, the subjects rated how interruptible they were on a scale ranging from "highly interruptible" to "highly not-interruptible". Their ratings were then correlated with the various behaviors. "It is a shotgun (随意的) approach: we used all the indicators we could think of and then let statistics find out which were important," says Hudson. ? ?The model showed that using the keyboard, and talking on a landline or to someone else in the office correlated most strongly with how interruptible the subjects judged themselves to be. ? ?Interestingly, the computer was actually better than people at predicting when someone was too busy to be interrupted. The computer got it right 82 per cent of the time, humans 77 per cent. Fogarty speculates that this might be because people doing the interrupting are inevitably biased towards delivering their message, whereas computers don’t care. ? ?The first application for Hudson and Fogarty’s system is likely to be in an instant messaging system, followed by office phones and cellphones. "There is no technological roadblock (障碍) to it being deployed in a couple of years," says Hudson. |
A:they must tolerate phone disturbances or miss important calls. B:they must turn off their phones to keep their homes quiet. C:they have to switch from a desktop phone to a cellphone. D:they are too busy to make phone calls.
第二篇 A Phone That Knows You’re Busy It’s a modern problem:you’re too busy to be disturbed by incessant(连续不断的)phone calls so you turn your cellphone off .But if you don’t remember to turn it back on when you’re less busy.you could miss some important calls if only the phone knew when it was wise to interrupt you,you wouldn’t have to turn it off at all. Instead,it could let calls through when you are not too busy A bunch of behavior sensors(传感器)and a clever piece of software could do just that,by analyzing your behavior to determine if it’s a good time to interrupt you.If built into a phone,the system may decide you’re too busy and ask the caller to leave a message or ring back later. James Fogarty and Scott Hudson at Camegie Mellon University in Pennsylvania based their system oil tiny microphones,cameras and touch sensors that reveal body language and activity.First they had to study different behaviors to find out which ones stongly predict whether your mind is interrupted The potential“busyness”signals they focused on included whether the office doors were left open or closed,the time of day,if other people were with the person in question,how close they were to each other, and whether or not the computer was in use. The sensors monitored these and many other factors while four subjects were at work . At random intervals,the subjects rated how interruptible they were on a scale ranging from“highly interruptible’’to“highly not—interruptible” . Their ratings were then correlated with the various behaviors . “It is a shotgun(随意的)approach:we used all the indicators we could think of and then let statistics find out which were important,” says Hudson The model showed that using the keyboard,and talking on a landline or to someone else in the office correlated most strongly with how interruptible the subjects judged themselves to be. Interestingly,the computer was actually better than people at predicting when someone was too busy to be interrupted . The computer got it right 82 per cent of the time,humans 77 per cent.Fogarty speculates that this might be because people doing the interrupting are inevitably biased towards delivering their message,whereas computers don’t care. The first application for Hudson and Fogarty’s system is likely to be in an instant messaging system,followed by office phones and cellphones.“There is no technological roadblock(障碍) to it being deployed in a couple of years,” says Hudson A big problem facing people today is that
A:they must tolerate phone disturbances or miss important calls. B:they must turn off their phones to keep their homes quiet. C:they have to switch from a desktop phone to a cellphone. D:they are too busy to make phone calls.
第二篇 A Phone That Knows You’re Busy It’s a modern problem:you’re too busy to be disturbed by incessant(连续不断的)phone calls so you turn your cellphone off .But if you don’t remember to turn it back on when you’re less busy.you could miss some important calls if only the phone knew when it was wise to interrupt you,you wouldn’t have to turn it off at all. Instead,it could let calls through when you are not too busy A bunch of behavior sensors(传感器)and a clever piece of software could do just that,by analyzing your behavior to determine if it’s a good time to interrupt you.If built into a phone,the system may decide you’re too busy and ask the caller to leave a message or ring back later. James Fogarty and Scott Hudson at Camegie Mellon University in Pennsylvania based their system oil tiny microphones,cameras and touch sensors that reveal body language and activity.First they had to study different behaviors to find out which ones stongly predict whether your mind is interrupted The potential“busyness”signals they focused on included whether the office doors were left open or closed,the time of day,if other people were with the person in question,how close they were to each other, and whether or not the computer was in use. The sensors monitored these and many other factors while four subjects were at work . At random intervals,the subjects rated how interruptible they were on a scale ranging from“highly interruptible’’to“highly not—interruptible” . Their ratings were then correlated with the various behaviors . “It is a shotgun(随意的)approach:we used all the indicators we could think of and then let statistics find out which were important,” says Hudson The model showed that using the keyboard,and talking on a landline or to someone else in the office correlated most strongly with how interruptible the subjects judged themselves to be. Interestingly,the computer was actually better than people at predicting when someone was too busy to be interrupted . The computer got it right 82 per cent of the time,humans 77 per cent.Fogarty speculates that this might be because people doing the interrupting are inevitably biased towards delivering their message,whereas computers don’t care. The first application for Hudson and Fogarty’s system is likely to be in an instant messaging system,followed by office phones and cellphones.“There is no technological roadblock(障碍) to it being deployed in a couple of years,” says Hudson The behavior sensor and software system built in a phone
A:could help store messages. B:could send messages instantly C:could tell when it is wise to interrupt you. D:could identify important phone calls.
A:Personal communications B:Conference calls C:Video calls D:Calculating
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