When fine-tuning an embedding model, we faced a challenge: we needed to sample a random positive and a subset of negatives at each step due to our unbalanced dataset of triplets. This process was complicated when using sentence-transformers. - GitHub -
Muntermann, JanJanssen, Lars
December 2005A Phillips Curve with an Ss FoundationWe develop an analytically tractable Phillips curve based on state-dependent pricing. We differ from the existing literature by considering a local approximatidoi:10.2139/ssrn.887724Mark Gertler
1994. ssaD1, a sup- pressor of secA51(Ts) that renders growth of Escherichia coli cold sensitive, is an early amber mutation in the transcription ... Rajapandi,Thavamani,Oliver,... - 《Journal of Bacteriology》 被引量: 15发表: 1994年 Interleukin-6 is an afferent signal to the hypoth...
【题目】记s为等差数列{an}前n项和,若=1则其公差d=()B.2C.2D.3 答案 【解析】等差数列{a}中=1,可得3a1+a3)2a1+a2)=1.3×22×2化简可得a3-a2=2,即d=2故选c【等差数列的性质】若数列{an}是首项为a1,公差为d的等差数列,则它具有下列性质:①若m+n =k,则an+an=2a(m,n,k∈N)2②...
An influence of a binder system to the rheological behavior of the SS316l Metal Injection Molding (MIM) feedstock 来自 Scientific.Net 喜欢 0 阅读量: 46 作者:KR Jamaludin,N Muhamad,H Abolhasani,H Murthadha,MNA Rahman 摘要: The influence of a binder system to the rheological behavior of a...
已知公差不为0的等差数列{an}满足a1,a3,a4成等比数列,Sn为数列{an}的前n项和,则S4-S2Ss-S:的值为( ) A. -2 B. -3 C. 2 D. 3 相关知识点: 代数 数列 试题来源: 解析 D解:由已知设公差为d,a1,a3,a4成等比数列, 则(a1+2d)2=a1(a1+3d),可得a1=-4d, 则S4-S2 Ss-S:=3+4 a4+5=...
在下列名词前填上a或an。 1. ___ egg 3. ___ school 5. ___ book 7. ___ apple 9. ___ Ss 11. ___ umbrella2. ___ cat 4. ___ orange 6. ___ hour 8. ___ car 10. ___ Uu 12. ___ pupil 试题答案 1. an 2. a 3. a 4. an 5. ...
解析 [答案] A[答案] A[解析] S,-|||-Ss=9a-|||-5a3=9-|||-5×5=1,故选A. 结果一 题目 设Sn是等差数列{an}的前n项和,若a5a3=59,则SS5=( ). A. 1 B. -1 C. 2 D. 12 答案 A解析:∵S-|||-S-|||-5=9(a1+ag)-|||-2-|||-5(a1+a5)-|||-2=9a-|||-5...
2.已知等比数列{an}的前 n项和为 Sn,若 a_1+Ss-2S4a_3=5,S_4=20 ,则()S6-S4-S2 A.9 B.10 C.12 D. 17