What's the difference between summit and vertex?

Summit


Definition:

  • (n.) The top; the highest point.
  • (n.) The highest degree; the utmost elevation; the acme; as, the summit of human fame.
  • (n.) The most elevated part of a bivalve shell, or the part in which the hinge is situated.

Example Sentences:

  • (1) David Cameron last night hit out at his fellow world leaders after the G8 dropped the promise to meet the historic aid commitments made at Gleneagles in 2005 from this year's summit communique.
  • (2) Blood samples were collected from an antecubital vein at sea level (S1), in a base camp at 1515 m prior to the summit ascent (S2), on the summit at 3285 m after 6.5 hours of climbing (S3), at base camp immediately after the descent (S4), and at sea level following a trail descent from the base camp (S5).
  • (3) Herman Van Rompuy, the European Council president chairing the summit, hoped to finesse an overall agreement on the banking supervisor.
  • (4) Gordon Brown believes that the fact of the G20 summit has persuaded many tax havens, such as Switzerland and Liechtenstein, to indicate that they will adopt a more open approach.
  • (5) If you want to become a summit celebrity be sure to strike a pose whenever you see the ENB photographer approaching.
  • (6) The green fund contributions already announced (which include a $3bn pledge by the US and a $1.5bn pledge by Japan revealed during the G20 summit) “show very clearly that if we want the emerging countries and the more fragile countries to participate in this global growth, we have to ... support them,” Hollande said.
  • (7) The World Humanitarian Summit in May 2016 may be the most timely opportunity to make an honest appraisal of the effectiveness of the current system to deal with the sector’s “ new normal ” of finite resources and unlimited challenges.
  • (8) The work group, which will include Home Office representatives and other officials on the UK side, will meet before a White House summit on the issue next month.
  • (9) The agreement, hailed as a "landmark" deal and a breakthrough by politicians and the green lobby alike, came before a crucial EU summit opening in Brussels tomorrow at which 27 prime ministers and presidents are supposed to finalise an ambitious package to cut greenhouse gas emissions by 20% by 2020.
  • (10) It won't be worth putting away his travel bags after returning from Perth as the G20 summit in Cannes, France, beckons.
  • (11) Moscovici added that France wants the summit to set up a eurozone banking union, which would take on responsibility for propping up failing banks and guarantee depositors' savings across the 17 countries.
  • (12) The Rio+ 20 Earth summit could collapse after countries failed to agree on acceptable language just two weeks before 120 world leaders arrive at the biggest UN summit ever organised, WWF warned on Wednesday.
  • (13) Today, three years after the 2012 London summit, our partnership is stronger than ever.
  • (14) The Australian prime minister and the Russian president discussed the Malaysia Airlines tragedy during a 15-minute meeting on the sidelines of the Asia Pacific Economic Cooperation (Apec) summit on Tuesday.
  • (15) It’s not like we’re pushing our way in here,” said CEO Doug McMillon during this week’s sustainability summit at company headquarters in Bentonville, Arkansas.
  • (16) Talking ahead of a UN climate summit in Peru next month, Kim said he was alarmed by World Bank-commissioned research from the Potsdam Institute for Climate Impact Research in Germany, which said that as a result of past greenhouse gas emissions the world is condemned to unprecedented weather events.
  • (17) If you are the company deploying those technologies, there’s a massive opportunity.” A separate survey released earlier this week by the global accountability system CDP gives a more upbeat picture of business opinion regarding the Paris summit.
  • (18) After the Italian prime minister, Matteo Renzi, threatened to veto a deal with Turkey, a reference to media freedom was added to the final summit statement.
  • (19) The vast majority of members would rather have a quiet body, offering technical assistance here and there and convening an occasional summit.
  • (20) The home secretary, Theresa May, will attend a summit in Washington on tackling violent extremism, called by Barack Obama after the Charlie Hebdo murders in Paris.

Vertex


Definition:

  • (n.) A turning point; the principal or highest point; top; summit; crown; apex.
  • (n.) The top, or crown, of the head.
  • (n.) The zenith, or the point of the heavens directly overhead.
  • (n.) The point in any figure opposite to, and farthest from, the base; the terminating point of some particular line or lines in a figure or a curve; the top, or the point opposite the base.

Example Sentences:

  • (1) CNV1 was recorded at the vertex while CNV3 was recorded at multiple electrode sites to assess topographical differences.
  • (2) Preceding or during movement, maximum ERD was observed in most cases in central-vertex regions.
  • (3) Brain stem electric responses, recorded with external electrodes on vertex and ear lobes, are excellent for audiometry of young children.
  • (4) Umbilical blood-gas status at elective cesarean section with oxygen inhalation for breech presentation (25 cases) was compared with that for vertex presentation (25 cases), so as to confirm the security of full-term breech fetuses delivered by cesarean section under spinal anesthesia.
  • (5) An evoked brain response can also be elicited simultaneously from the vertex response is affected to the same degree by several different aspects of visual stimuli as is the corresponding occipital response.
  • (6) N1 and P2 to the last preceding frequent stimulus, the rare (attended target) stimulus, and the following two frequent stimuli were evaluated using 6 reference-independent measures: latency (time of maximal potential range between any two locations), amplitude of maximal potential range, global field power, vertex (Cz) current source density, location of extreme potential, and location of potential centroid.
  • (7) AEPs were recorded to an "oddball" paradigm from vertex and left and right temporal electrodes.
  • (8) The MRBPs had earlier onsets during the first runs of skill acquisition than during later training sessions; they occurred earlier when they preceded a stimulus train than when they preceded a single stimulus; the onset was earlier over the vertex than over the premotor area.
  • (9) In addition, careful parametric baseline studies were performed in each cat to strengthen the evidentiary linkage between wave A as recorded from the vertex in these experiments and previous studies describing the origin and trajectory of wave A in the brainstem reticular formation and several regions of thalamus, including the intralaminar nuclei.
  • (10) Responses were recorded between needle electrodes placed on the vertex and the ipsilateral ear, with ground at the interorbital line.
  • (11) A model of sleep phasic events such as vertex waves, K complexes, delta waves and sleep spindles is proposed.
  • (12) The enhancement results have been confirmed for central brain vertex stimulation using the Sheffield magnet.
  • (13) Anodal stimulation at the vertex produced complex corticospinal volleys that could be recorded at both sites, with multiple waves analogous to the D and I waves documented in animal experiments.
  • (14) N140 and P190 (the "vertex potentials") are probably generated bilaterally in the frontal lobes, including orbito-frontal, lateral and mesial (supplementary motor area) cortex.
  • (15) An otherwise healthy five-year-old girl presented for evaluation of a large patch of erythematous scaling alopecia on the vertex of her scalp.
  • (16) Oxygen extraction in the breech (Mean: 49.0%) was higher than that in the vertex (32.9%).
  • (17) As it is quite unlikely that P3 generating sources are strongly active during the processing of the frequent stimulus, this effect is possibly due to a component overlap from the vertex potential.
  • (18) The frequency of congenital anomaly was also studied in 8,863 infants delivered by breech and vertex presentation.
  • (19) Carbon particles entering the subarachnoid space over the vertex of the cerebral hemispheres drained along selected paravascular and subfrontal pathways in the subarachnoid space to the cribriform plate and thence into nasal lymphatics and cervical lymph nodes.
  • (20) As it was not possible to collect sufficient material for valid conclusions on a series of patients with similar uterine activity, fetal size, uterine volume, cervical resistance, and lower uterine segment development; only women in normal labor without disproportion and delivered of infants in the occipitoanterior vertex presentation were included in the study.