Event Detection and Extraction (EDX) Explorer
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Event Detection
Data
Demonstration
The LEAF Lab
Data
Events
Data: MAVEN
Trigger word:
depression
Event Types (Count):
NegTrigger (264)
Hindering (1)
Catastrophe (5)
Negative Trigger
the
depression
gradually
strengthened
Cause_change_of_strength
,
and
became
Becoming
tropical
storm
keith
on
the
following
day
.
While
moving
Motion
inland
over
the
Yucatán
Peninsula
,
Keith
weakened
Cause_change_of_strength
further
,
and
was
downgraded
Cause_change_of_position_on_a_scale
to
a
tropical
depression
before
emerging
Coming_to_be
into
the
Gulf
of
Mexico
on
October
4
.
Development
was
initially
fast-paced
,
as
the
depression
acquired
Getting
tropical
storm-force
winds
within
six
hours
of
formation
and
hurricane-force
by
August
23
.
Once
inland
,
the
system
continued
to
weaken
Cause_change_of_position_on_a_scale
,
degenerating
Change
to
tropical
depression
strength
before
transitioning
Cause_change_of_position_on_a_scale
into
an
extratropical
storm
later
that
day
.
The
fourth
tropical
cyclone
of
the
1950
Pacific
hurricane
Catastrophe
season
,
Hiki
formed
Coming_to_be
as
a
tropical
depression
to
the
southeast
of
Hawaii
on
August
12
.
on
the
following
day
,
the
depression
headed
Self_motion
northwestward
and
intensified
Cause_change_of_strength
into
tropical
storm
hiki
.
Around
midday
on
August
21
,
Hiki
weakened
Cause_change_of_strength
to
a
tropical
depression
and
dissipated
Change
about
six
hours
later
.
Originating
from
an
area
of
low
pressure
on
June
5
,
2004
,
Chanthu
was
first
declared
Expressing_publicly
a
tropical
depression
near
southern
Leyte
Island
in
the
Philippines
.
Tracking
west-northwestward
,
the
depression
intensified
Cause_change_of_strength
into
a
tropical
storm
over
the
central
Philippines
before
entering
Arriving
the
South
China
Sea
.
By
June
13
,
the
system
had
weakened
Cause_change_of_strength
to
a
tropical
depression
and
dissipated
Expend_resource
two
days
later
.
on
september
16
,
the
depression
intensified
Cause_change_of_position_on_a_scale
into
tropical
storm
Catastrophe
fifi
just
off
the
coast
of
jamaica
.
The
storm
quickly
weakened
Cause_change_of_position_on_a_scale
after
landfall
,
becoming
Becoming
a
depression
late
on
September
20
.
Initially
a
subtropical
depression
north
of
the
Bahamas
,
Gustav
passed
Motion_directional
slightly
to
the
east
of
the
Outer
Banks
of
North
Carolina
as
a
tropical
storm
before
moving
Motion
northeastward
and
making
two
landfalls
in
Atlantic
Canada
as
a
Category
1
hurricane
Catastrophe
.
initially
a
tropical
depression
,
it
strengthened
Cause_change_of_strength
slowly
while
heading
northwestward
,
and
by
september
5
,
the
system
was
upgraded
Cause_to_make_progress
to
tropical
storm
Catastrophe
carla
.
After
remaining
Temporary_stay
a
weak
depression
for
several
days
,
it
rapidly
organized
Arranging
on
September
29
to
attain
Getting
tropical
storm
Catastrophe
status
.
As
the
depression
deepened
Cause_change_of_strength
,
the
miners
were
unable
to
hold
Hold
out
.
The
region
is
physically
diverse
,
featuring
a
number
of
highland
areas
,
including
the
Sierra
Madre
de
Chiapas
and
the
Montañas
Centrales
(
Central
Highlands
)
,
a
southern
littoral
plain
known
as
Soconusco
and
a
central
depression
formed
Coming_to_be
by
the
drainage
of
the
Grijalva
River
.
Tracking
slowly
westward
,
it
developed
Coming_to_be
into
a
tropical
depression
on
September
8
and
strengthened
Cause_change_of_strength
into
a
tropical
storm
Catastrophe
shortly
thereafter
.
The
system
was
first
noted
Know
within
the
South
Pacific
convergence
zone
as
a
small
tropical
depression
on
November
13
,
to
the
northeast
of
the
Solomon
Islands
.
Tia
subsequently
degenerated
Destroying
into
a
tropical
depression
during
November
20
,
before
it
was
last
noted
Know
the
next
day
as
it
crossed
Motion_directional
a
part
of
its
former
track
,
where
it
had
been
producing
Creating
hurricane-force
wind
speeds
a
few
days
earlier
.
On
September
7
,
1976
,
a
tropical
depression
formed
Coming_to_be
;
two
days
later
it
accelerated
Cause_change_of_position_on_a_scale
north
towards
the
Baja
California
Peninsula
.
The
wave
gradually
developed
Coming_to_be
,
and
the
system
was
designated
a
tropical
depression
on
August
19
.
The
depression
began
Process_start
tracking
Self_motion
towards
the
west-northwest
,
and
became
Becoming
a
tropical
storm
Catastrophe
the
next
day
.
Kenna
was
the
sixteenth
tropical
depression
,
thirteenth
tropical
storm
Catastrophe
,
seventh
hurricane
Catastrophe
,
sixth
major
hurricane
Catastrophe
,
and
third
Category
5
hurricane
Catastrophe
of
the
2002
Pacific
hurricane
season
.
the
depression
tracked
Self_motion
northwestward
,
intensifying
Cause_change_of_strength
into
tropical
storm
Catastrophe
doreen
later
that
day
.
Drifting
Motion
offshore
,
Doreen
made
a
second
and
final
landfall
near
the
northern
portion
of
the
Baja
California
as
a
tropical
storm
Catastrophe
before
rapidly
weakening
Cause_change_of_strength
to
a
tropical
depression
.
The
tropical
depression
dissipated
Dispersal
south
of
southern
California
on
August
18
.
After
a
three-day
loop
Motion
overland
,
the
system
arrived at
Arriving
the
Indian
Ocean
on
13
March
,
and
it
transitioned
Change
into
a
subtropical
depression
on
14
March
.
Originating
Coming_to_be
from
a
disturbance
within
a
monsoon
trough
in
early
September
,
Sarah
was
first
classified
Check
as
a
tropical
depression
near
the
Mariana
Islands
on
September
5
.
moving
Motion
quickly
westward
,
the
depression
soon
strengthened
Cause_change_of_strength
into
tropical
storm
sarah
.
The
system
moved
Motion
westward
and
developed
Cause_to_make_progress
into
a
tropical
depression
on
August
30
.
Eventually
turning
Motion
north-northeast
towards
southern
California
,
the
cyclone
Catastrophe
did
eventually
turn
Motion
north-northeast
towards
southern
California
,
and
the
cyclone
Catastrophe
weakened
Cause_change_of_strength
to
a
tropical
depression
as
it
passed
Motion_directional
the
30th
parallel
.
Hurricane
Catastrophe
Norman
made
Manufacturing
landfall
Arriving
in
California
on
September
5
,
as
a
minimal
tropical
depression
.
It
drifted
Motion
westward
over
the
subsequent
days
,
and
on
October
15
,
while
located
over
the
South
China
Sea
,
the
disturbance
was
classified
Check
as
a
tropical
depression
.
Forming
Coming_to_be
east
of
Palau
on
November
1
,
the
tropical
depression
passed
Motion_directional
through
the
Philippines
on
November
4
and
emerged
Coming_to_be
into
the
South
China
Sea
on
the
next
day
.
On
November
8
,
the
tropical
depression
crossed
Motion_directional
the
Malay
Peninsula
and
emerged
Coming_to_be
into
the
Bay
of
Bengal
.
Being
Becoming
a
low-pressure
area
later
,
it
was
struggling
Hostile_encounter
to
develop
until
intensifying
Cause_change_of_strength
into
a
depression
on
November
13
.
The
system
was
first
noted
Know
as
a
depression
on
4
May
1990
,
while
it
was
located
Know
over
the
Bay
of
Bengal
about
to
the
southeast
of
Chennai
,
India
.
During
the
next
day
the
depression
intensified
Cause_change_of_strength
into
a
cyclonic
storm
Catastrophe
and
started
Process_start
to
intensify
Cause_change_of_strength
rapidly
,
becoming
Becoming
a
super
cyclonic
storm
Catastrophe
early
on
8
May
.
Forming
as
a
tropical
depression
out
of
a
trough
south
of
Louisiana
on
August
5
,
the
system
moved
Motion
generally
westward
.
only
twelve
hours
after
becoming
Becoming
a
cyclone
,
the
depression
was
upgraded
Cause_to_make_progress
to
tropical
storm
Catastrophe
joyce
early
on
september
26
.
In
contrast
with
predictions
,
Joyce
continued
to
weaken
Cause_change_of_position_on_a_scale
and
became
Becoming
a
tropical
depression
on
October
1
while
crossing
Motion_directional
through
the
southern
Windward
Islands
.
The
fourth
tropical
cyclone
and
third
named
Name_conferral
storm
of
the
2010
Atlantic
hurricane
season
,
Colin
developed
Coming_to_be
as
a
tropical
depression
from
a
low-pressure
area
in
the
central
Atlantic
on
August
2
.
By
early
on
August
8
,
Colin
had
weakened
Cause_change_of_strength
to
a
tropical
depression
,
and
dissipated
Dispersal
near
Bermuda
shortly
after
.
The
business
community
had
just
recovered
Recovering
from
a
deep
depression
and
feared
Perception_active
that
a
war
would
reverse
Change
the
gains
.
There
,
a
favorable
environment
allowed
Preventing_or_letting
it
to
become
Becoming
a
tropical
depression
and
a
tropical
storm
Catastrophe
shortly
thereafter
on
August
8
.
With
cooler
sea
surface
temperatures
and
high
wind
shear
in
its
path
,
the
hurricane
weakened
Cause_change_of_strength
steadily
,
deteriorating
Cause_change_of_position_on_a_scale
to
a
tropical
depression
by
August
16
.
frederic
developed
Coming_to_be
from
a
tropical
depression
south
of
the
cape
verde
islands
on
august
28
,
1979
.
Crossing
the
island
of
Hispaniola
it
weakened
Cause_change_of_strength
to
a
tropical
depression
,
and
persisted
until
October
24
,
when
it
dissipated
Dispersal
.
With
favorable
conditions
,
the
low
developed
Coming_to_be
into
a
disturbance
and
soon
into
a
depression
on
December
28
.
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