Fitowar 20 Oktoba, 2026

  1. At The Knowledge Frontier, we pick out the research papers of the day and explain them simply.

    The web has changed in nature. We no longer search, we scroll. Pages look alike, texts are churned out, and we end up reading a great deal without keeping any of it. Educating yourself there has become a strangely passive affair.

    Here, you do more than read. Every article ends with a quiz: a few questions on what you have just read. When the subject lends itself to it, it is an experiment — you set the values yourself and recover, in turn, the researchers' result.

    @VirScience
  2. Kwamfuta da AI

    FUSKOKIN DA AI KE ƘIRƘIRA SUN YI KYAU FIYE DA KIMA, KUMA MUTANE NA GASKE NE KE BIYAN KUƊIN HAKAN

    Jerin hotunan fuskokin talakawan mutane da aka buga, an shimfiɗa su a kan tebur ƙarƙashin fitila mai launin ruwan zuma, a gaban allon kwamfutar tafi-da-gidanka da ke nuna jerin fuskoki.

    Ka roƙi AI ya ba ka "wata ma'aikaciyar jinya" ko "wani lauya". Ba ka ambaci kamanni ba ko kaɗan. Wata ƙungiya ƙarƙashin jagorancin Jami'ar Cornell ta yi haka da masu ƙirƙirar hotuna 27, inda ta samar da fuskoki 51,300.

    A cikin makin da mutane 550 suka bayar, dukkan masu ƙirƙirar hotuna 23 da ke da isassun hotunan da aka auna sun zarce hotunan gaske a kyau. Daga cikin fuskokin da aka nemi su zama mata, kashi 37% sun zarce matsakaicin samfurin kayan ado (fashion model) a makin na'ura. Fuskokin da aka nemi su zama 'yan Najeriya, baƙaƙen fata ko 'yan Habasha sun sami mafi ƙarancin maki.

    Daga nan mutane 570 suka tantance masu neman aiki. Wasu sun fara ganin fuskokin AI masu kyau sosai. Bayan haka, sun ɗauki waɗannan masu neman aiki na gaske a matsayin waɗanda ba su cancanci ɗauka sosai ba kuma ba amintattu sosai ba. Ƙalilan ne aka gayyata zuwa hira: 72.5% maimakon 77.4%.

    Gyaran hoto na gargajiya bai canza komai ba. Marubutan ba za su iya faɗa tukuna dalilin da ya sa fuskokin AI ke yin hakan ba. Amma mutanen da aka ƙirƙira suna cika tallace-tallace, shafukan intanet da ma'ajiyar hotuna.

    Tushe: Generative AI Produces and Transmits Beauty Bias, https://arxiv.org/abs/2610.22553

    Kafin bugawaGwaji
  3. Lissafi

    MAI GUDU SHI KAƊAI YA SAMU ƊAN FILI A ƘARSHE

    Kallon dare daga sama na wani filin gudu mai siffar ƙwai da fitilu masu ƙarfi ke haskakawa, masu gudu a warwatse ba daidai ba a cikin hanyoyin, wani mutum ɗaya tsaye shi kaɗai a tsakiyar filin.

    Ka yi tunanin masu gudu da yawa a filin gudu mai da'ira. Wuri ɗaya suka fara, kowanne da nasa gudun da ba ya canzawa. Shin kowane mai gudu, a wani lokaci, zai yi nesa da duk sauran? Wannan shi ne hasashen mai gudu shi kaɗai (lonely runner conjecture).

    Idan masu gudu n + 1 ne, hasashen yana cewa tazarar za ta kai aƙalla 1/(n + 1) na zagaye. Wata hujja mai sauƙi ta ƙidaya tana tabbatar da rabin hakan ne kawai. Shekaru da dama, ƙarin da aka samu sama da wannan iyaka mai sauƙi yana ƙarewa zuwa babu yayin da ake ƙara masu gudu.

    Xiyu Hu da Yifan Jing yanzu sun tabbatar da ƙarin da ba ya ɓacewa: wani kaso tabbatacce sama da iyaka mai sauƙin, ko yawan masu gudu nawa ne. Kayan aikinsu: sabon rashin daidaito (inequality) na haɗuwar juna da hujjoji game da masu raba juna na bai ɗaya.

    Marubutan sun yi amfani da ChatGPT 6 don duba da gyara hujjoji. Sun rubuta cewa samfuran ba su iya inganta iyakar da kansu ba.

    Tushe: Near optimal gap in the Lonely Runner Conjecture, https://arxiv.org/abs/2610.23790

    Kafin bugawaNazariyya
  4. Duniya da yanayi

    SAMFURORIN YANAYI: SHEKARU TALATIN NA LISSAFI, AMMA RUWAN SAMA HAR YANZU YANA DA WUYA

    Wata hanya mai duhu tsakanin layukan kabad-kabad na manyan kwamfutoci, ta ƙare a wata doguwar taga mai ɗigon ruwan sama, tana nuna gizagizan hadari masu toka a kan tuddai kore.

    Samfurorin yanayi (climate models) suna aiki a kan wasu daga cikin manyan kwamfutoci mafi girma a duniya. Amma nawa ne daidaito kowane ƙarin lissafi ke saya? Wata ƙungiyar masu bincike 24 ta duba samfurorin yanayi 159 da aka gina tun 1995.

    Amsarsu tana da daidaito mai ban mamaki. Duk lokacin da lissafi ya ninka, kuskuren samfuri ya ragu da kusan 13.5%. Rage kuskuren yau zuwa rabi zai buƙaci kusan lissafi sau 28 fiye da yanzu.

    Ribar ba ta daidaita ba. Tun daga zuriya ta farko, kurakurai a matsin iska sun ragu sau 3.5, a zafin saman ƙasa kuma sau 2.7. Kurakurai a ruwan sama sun ragu da kashi 7% kawai.

    Samfurorin yanayi na AI yanzu sun yi kafaɗa da kafaɗa da mafi kyawun hasashe. Duk da haka babu wanda ke wallafa makamashin da ya auna. Idan aka ƙidaya horo (training), ɗaya daga cikinsu yana faɗuwa daga na biyu zuwa na ƙarshe a ingancin amfani da makamashi. Ƙungiyar tana kira a riƙa bayyana makamashi tare da daidaito.

    Tushe: Energy-Aware Earth System Science: A Community Roadmap, https://arxiv.org/abs/2610.23216

    Kafin bugawaNazarin bayanai
  5. Lissafi

    ƘIDAYA BAJINTA BA TA FAƊA MAKA KOMAI GAME DA MAFI GIRMA BA

    Dogon jerin bututun gilashi masu tsayi a tsaye a cikin wani fili mai ciyawa da ruwa ya cika, ƙarƙashin sararin sama mai gizagizai, ruwan sama yana zuba a gefensu.

    Bi diddigin ruwan sama na kowace rana kuma ka rubuta kowace bajinta: ranar da ta fi duk ranakun da suka gabace ta ruwa. Bajinta da yawa ya kamata su nufi ƙolin ƙarshe mai tsayi, ko ba haka ba? Masana kimiyyar lissafi uku sun bincika da lissafi madaidaici.

    Ga ƙimomi bazuwar da aka zaɓo daga kowane rarrabuwa mai santsi, amsar ita ce a'a. Yawan bajinta da ƙima mafi girma ba su da wata alaƙa ko kaɗan. Sanin ɗaya ba ya faɗa maka komai game da ɗayan, ko tsawon jerin nawa ne.

    Ƙara ranakun bushe, waɗanda babu ruwan sama ko kaɗan, sai alaƙa ta bayyana. Sama da wani muhimmin kaso na ranakun bushe, tana fara girma, sannan ta dushe. Ƙasa da shi, tana dushewa kawai. Iyakar tana da madaidaicin tsari (formula).

    Ƙungiyar ta gwada wannan a kan bayanan ruwan sama na yau da kullum daga tashoshin yanayi na Jamus. Wani rukuni yana sama da iyakar, ɗayan kuma ƙasa da ita. Dukansu sun bi siffar da aka yi hasashe, ba tare da daidaita wani ma'auni ba.

    Tushe: Emergence of Correlations Between Records and Maximum in Random Time Series, https://arxiv.org/abs/2610.23217

    Kafin bugawaNazariyya
  6. Fiziks

    MATUƘI ƊAYA A BAYAN JIRGI YANA AIKI KAMAR FIKAFIKI

    Wani mutum tsaye a cikin ƙaramin jirgin ruwa na katako a kan tafki mai hazo da asuba, ana ganinsa daga baya, yana sarrafa doguwar matuƙi ɗaya a cikin ruwa, raƙuman ruwa suna yaɗuwa a kewayen jirgin.

    Tuƙin jirgi da matuƙi ɗaya daga baya (stern-sculling) tsohuwar hanya ce ta motsa jirgin ruwa da matuƙi guda. Yana kwance a wani ɗan rami a bayan jirgin, ruwan matuƙin koyaushe ƙarƙashin ruwa. Hannayen mai tuƙi suna zana alamar mara iyaka.

    Wata ƙungiyar Faransa ta saka wa jirgi mai tsawon mita 4.7 ma'aunan ƙarfi, na'urorin gano motsi da ma'aunin gudu. Sannan ƙwararrun masu tuƙi biyu suka tura shi daga tsayawa zuwa mafi girman gudu a kan ruwa mai natsuwa.

    Yayin kaɗawar gefe, ruwan matuƙin yana aiki kamar fikafiki. Ƙarfin ɗagawa (lift) yana tura jirgin gaba. A kowane juyi, saurin juyawar ruwan matuƙin yana tura ruwa baya. Dukkan matakai huɗu na bugun suna turawa.

    Inganci yana kai ƙoli kusa da kashi 65% a matsakaicin gudun mita 1.2 a daƙiƙa. A mita 2 a daƙiƙa yana faɗuwa zuwa kusan kashi 25%. Jirgin a lokacin yana kusa da muhimmin gudunsa, kuma raƙuman ruwa suna cinye ƙoƙarin.

    Tushe: Hydrodynamics and propulsive efficiency of stern-sculling propulsion, https://arxiv.org/abs/2610.23444

    Kafin bugawaGwaji
  7. Sararin samaniya

    ZOBBAN DA SUKA FI DUNIYARSU HASKE

    Zanen mai fasaha na wata babbar duniya mai duhu da wani faffaɗan zobe mai haske, a karkace, na hasken shunayya mara ƙarfi ya ratsa ta, a gaban sararin sama baƙi mai taurari.

    Dukkan manyan duniyoyi huɗu na Tsarin Rana namu suna da zobba. Duk da haka ba a taɓa tabbatar da zobe a kewayen wata duniya da ta girma ta wani tauraro ba. Shin ba kasafai suke ba ne, ko kuwa ganinsu ne kawai ke da wuya?

    Na'urar hangen nesa ta sararin samaniya Roman tana ɗauke da coronagraph da ke toshe hasken tauraro. Ana sa ran za ta ga manyan duniyoyi ta hasken tauraron da suke maidowa. Wata ƙungiya daga Jami'ar Michigan ta yi samfurin abin da zobba za su ƙara.

    Zobba za su iya fi duniyarsu haske sau goma zuwa ɗari. Kuma suna barin wata alama ta musamman: kololuwa da faɗuwa huɗu a cikin haske a tsawon zagayen falaki, maimakon biyu.

    Ƙungiyar ta kwaikwayi Epsilon Eridani b, ɗaya daga cikin manyan maƙasudan Roman. Ba tare da zobe ba, sau da yawa tana nutsewa ƙasa da iyakar ganowa. Da zobe irin na Saturn, tana haskakawa har sau biyu kuma tana ci gaba da bayyana kusan a dukan zagayenta.

    Tushe: Detecting Exoplanetary Rings with Roman CGI Reflected Light Phase Curve Observations, https://arxiv.org/abs/2610.23835

    Kafin bugawaKwaikwayon kwamfuta
  8. Kwamfuta da AI

    KUKAN WUTAR LANTARKI, SHAIDA A KAN BIDIYOYIN AI

    Hannu riƙe da wayar salula da ke ɗaukar bidiyon falo mai duhu-duhu da fitilar rufi ke haskakawa; ƙananan ratsi a kwance suna ratsa hoton da ke kan allo, mitar wutar lantarki a baya ba ta fito sarai ba.

    Wutar lantarki ta layi tana gudana a hertz 50 ko 60, amma ba daidai ba har abada. Mitarta tana girgiza, kuma girgizar iri ɗaya ce a duk faɗin layin wutar. Fitilu suna ƙyalli tare da ita, kuma kyamarori suna naɗar wannan ƙyallin.

    Masu bincike biyu a Jami'ar Southampton Solent sun yi fatan bidiyoyin AI ba za su sami wannan ƙyallin ba. Abin mamaki: masu ƙirƙirar bidiyo suna sake samar da shi da ƙarfi kamar na ainihin bidiyo. Kasancewarsa ba ya tabbatar da komai.

    Don haka suna kwatanta girgizar da wani rikodi mai zaman kansa na layin wutar. Tsarinsu ya karɓi kashi 93% na ainihin sautuka da kashi 100% na ainihin bidiyoyi. Yana iya gano lokacin rikodin sauti zuwa kusan daƙiƙa ɗaya a cikin yini guda.

    Sake ƙirƙirar wani ainihin wuri guda biyu da AI ta yi sun yi ƙyalli a hertz 60, alhali wurin da aka ce yana amfani da 50. Raunin yana nan: fuskar da aka canza a cikin ainihin bidiyo tana riƙe da ainihin kukan wutar.

    Tushe: An Agentic ENF Framework for Forensic Video Authentication Against Generative AI, https://arxiv.org/abs/2610.22440

    Kafin bugawaGwaji
  9. Fiziks

    MATSIN WUTAR GLUON, BAYAN SHEKARU ASHIRIN

    Ƙwallon gilashi cike da zaren plasma masu haske da suka cuɗanya, an riƙe shi tsakanin manyan matsa na ƙarfe a kan teburin dakin gwaji, da ma'aunin matsi kusa da shi wanda ba ya fitowa sarai.

    Gluon ne ke ɗauke da ƙaƙƙarfan ƙarfi (strong force), wanda ke haɗa quark. Idan aka dumama su sosai sai su zama plasma. Wane matsi plasmar take yi? Masana kimiyyar lissafi suna lissafin amsar mataki-mataki, kowane mataki gyara ne mafi ƙanƙanta.

    Wani mataki guda, da ake kira ɓangaren g⁶, ya kasance ba a iya kai masa ba sama da shekaru ashirin. Yana buƙatar zane-zane 65 masu sarƙaƙiya, kowanne da da'ira (loop) huɗu.

    Wata ƙungiya daga Helsinki, Turku, Chile da Bern a ƙarshe ta kammala shi. Sun warware haɗakai (integral) tara da ba a sani ba ta wata sabuwar hanya, ta amfani da kusan awoyin na'ura miliyan ɗaya a kan manyan kwamfutoci.

    Ribar: matakan da suka gabata suna karkata sama da ƙasa da kwaikwayon plasmar a kwamfuta. Da sabon ɓangaren, ka'ida da kwaikwayo sun yi daidai, har zuwa ninki kaɗan na zafin da gluon ke ƙwacewa. Buri na gaba: ƙara quark, don haɗewar taurarin neutron.

    Tushe: Complete g⁶ pressure of hot Yang-Mills theory, https://arxiv.org/abs/2610.23675

    Kafin bugawaNazariyya
  10. Kwamfuta da AI

    SHIN AI ZAI IYA GUDANAR DA SHAGON UNGUWA?

    Kanta na wani ƙaramin shagon kayan masarufi na Indiya da magariba, akwai tablet, buɗaɗɗen littafin rubutu da akwatin kuɗi na ƙarfe a kai, buhunan hatsi da fakiti masu launuka iri-iri an jera su ko'ina.

    A Indiya, yawancin sayayyar yau da kullum tana gudana ne a ƙananan shaguna na gama-gari da ake kira shagunan kirana. Shin AI za ta iya gudanar da ɗaya? Wata ƙungiya a BITS Pilani ta gina shagon kwaikwayo don ganowa.

    Samfurin AI guda ɗaya yana taka rawar duk ma'aikata huɗu: manaja, mai karɓar kuɗi, mataimaki da mai rajistar kuɗi. Manajan ba ya taɓa ganin shagon, sai rahotannin ma'aikata kawai. Abokan ciniki da masu kawo kaya suna magana da Turanci, Hindi ko Hinglish.

    Samfuran AI buɗaɗɗu huɗu kowanne ya gudanar da shi har kwanaki 30 na kwaikwayo. Wani mai shago mai sauƙi da ke bin ƙa'idoji ya samu kusan rupee 103,000. Mafi kyawun samfurin ya samu matsakaicin kusan 13,700. Biyu sun yi asara fiye da shagon da babu mai kula da shi.

    Kurakuran suna da sunaye. Imel zuwa ga masu kawo kaya da babu su. Biyan kuɗin da bai taɓa faruwa ba. Odar da aka biya sau biyu. Wani samfuri an mayar masa da kashi 42% na imel ɗinsa na Hindi saboda ba a iya karanta su ba.

    Tushe: KiranaBench: Can a Language Model Run a Neighbourhood Shop?, https://arxiv.org/abs/2610.22980

    Kafin bugawaGwaji
  11. Likitanci da lafiya

    MANHAJOJIN LAFIYA DA BA SA FARA NEMAN IZINI

    Hannu riƙe da wayar salula da ke nuna jadawalin bugun zuciya, kusa da wani ƙaramin firikwensin mai zagaye da aka manna a hannu na sama, zaren haske masu walƙiya suna haɗa firikwensin da wayar.

    Manhajojin lafiya suna bin diddigin bugun zuciyarka, sukarin jininka, wani lokaci har da lafiyar kwakwalwarka. Wata ƙungiya daga jami'o'i a Amurka da Kanada ta bincika fiye da 10,000 daga cikinsu a Google Play.

    Kashi 69% suna neman aƙalla izini ɗaya da bayaninsu bai ba da dalilinsa ba. Kusan rabinsu suna son wurin da kake ko kyamararka ba tare da wani dalili da aka bayyana ba. Kashi ɗaya cikin uku suna son makirufo.

    Ƙungiyar ta buɗe manhajojin a wayoyin gwaji. Cikin 3,599 da suka yi aiki, kashi 93% ba su nuna allon neman yarda ba. Da yawa daga cikinsu duk da haka sun aika lambar tallace-tallace ta wayar waje.

    Idan fom ɗin neman yarda ya bayyana, manhajojin galibi suna cika alƙawarinsu: 1 cikin 14 ya tattara wani abu da bai ambata ba. Har manyan masu haɓakawa masu ɗimbin kuɗi sun yi kuskure. Marubutan suna kira da a riƙa yin binciken sirri na atomatik kafin manhaja ta isa kantin.

    Tushe: Bad Diagnosis: Analyzing Consent and Data Collection Practices of Mobile Medical Apps, https://arxiv.org/abs/2610.23851

    Kafin bugawaNazarin bayanai
  12. The day on arXiv

    2,031

    papers posted · 20 Oktoba, 2026

    • Computer science938
    • Physics501
    • Mathematics435
    • Statistics65
    • Engineering62
    • Economics17
    • Biology9
    • Finance4

    9,724author signatures

    985papers filed in several fields

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