作者查詢 / mpcb
作者 mpcb 在 PTT [ GIS ] 看板的留言(推文), 共254則
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全部TaiwanDrama1835ask-why1162Gossiping329movie292StupidClown268GIS254sky141BROADWAY111homemaker94EAseries91WOW87joke64ask48Liu40TBBT38StarTrek34nCoV201932ChungLi31Key_Mou_Pad31eat-disorder27Family21media-chaos21Eagles20NY-Yankees20Little-Games18BBSmovie16Roy16Deutsch14MingDow14pts13Ang_Lee12Wine11HatePolitics9HsinChuang8INSECT-928marvel8Ourmovies8Drama7Olympics_ISG7Kusan_89-3126Language6Militarylife6ToS_Match6MAJOR5YTHT5Aves4Boy-Girl4car-pool4FJU-ACCR944give4MLB4museum4TA_AN4Taoyuan4Baseball3BloodType3Fsm90-3173PttHistory3tcfsh69th3043Theater3VISA3WomenTalk3X-files3YOLO3AOE2BeanFlower2biker2CartoonNet2Coffee2cookclub2CSMUdancepub2dog2gallantry2Geography2Gintama2Golden-Award2heart2IA2Ju-882junji-ITO2MapleStory2memento2NCHU-AGR982NTHU_STAT942NTUmed912PC26th3182PttLifeLaw2rent-exp2SSSH-13th1072SuperBike2Tai-travel2ToS2TY_Research2ADS1ArakawaCow1B93303XXX1Bon_Jovi1C_Chat1cat1CCUfinGrad931CHITEE4UD90A1ck48th3191ck49th3101cksh81st3101CPU_FC7311CPU_PA7311creditcard1CSIE_Volley1CSMU-MED931CTSH923011CTSH943011CVS1Detective1ESP1FCAC1FITNESS1FJU-ACC91a1FJU-Chinese1FJU_ADY2K1FuHo17th3471Germany1Google1GreenParty1HC5th-3121HCHS603121HSNU_10581HSNU_11151HSNU_9461Hualien1In-Nco-97-2T1KenShin1kochikame1KS92-3111KS92-3151KS93-3041KS93-3161KS94-3011KS94-3021KS94-3181KS98-3021Ladies_Digi1Lions1MdnCNhistory1MGL-history1mud1Mudran1NCCU05_CHI1NCCU07_CHIS1NCHU-AGR011nCovPicket1NCUT-IM1NDHU-His951NDMC-D621NDMC-M101-B1NDMC-M1031NDMC-N561NetRumor1NIUECE911NSYSU-chi951NTNUch-961NTUE-EPC-981NTUE_Nse991NTUGIEE_EDA1NTUmusical1Oversea_Job1paranormal1pet1PoliceRadio1PSY_Baseball1PT-941PublicIssue1R923220PA1R951210XX1rabbit1Railway1scutran_city1share1SMGHS36th3041Social-2B1specialman1stationery1STDM-93-3031Stock1SYJH-88-3141Teacher1Tech_Job1TFG98Chung1TFSHS66th3071THU-CHEM941THU_BA20001TMU_GIMI931toberich1TribalWars1TTU-I90B1TTU-US941TunHua08t3171VibWang1YP90-3121YP94-3041Yup02-031<< 收起看板(200)
3F→:GPS定位誤差在10m內都是合理的 如果只是業主要看07/14 17:34
4F→:建議用手動微調座標 10m約0.3"(1e-4°)07/14 17:35
5F→:如果他要求更高精度的GPS定位請他拿美軍專用儀器 誤差10㎝07/14 17:36
6F→:10m的來源 http://www.gpsinformation.org/dale/dgps.htm07/14 17:36
7F→:faq5 包括大氣 定時 多路徑 儀器等...07/14 17:37
8F→:除GPS座標外 經緯度座標系統差異也會影響07/14 17:40
9F→:http://www.wretch.cc/blog/bigheadghost/1300931207/14 17:47
10F→:這篇文章有給個例子 所以誤差跟你座標怎麼來也有關07/14 17:48
1F→:幫縮 http://goo.gl/2teI207/13 07:56
1F推:12月底的影像 台灣其他地方也更新 有些到2011年的圖資了06/14 17:30
1F推:用步行 urmap有機車路線規劃05/05 07:43
2F推:幫補充 http://0rz.tw/pi2ZL 台灣的五塊飛地03/30 19:12
1F→:地名a路+地名b路 如果是像中正路之類不加詳細地名會找不到02/08 21:15
1F推:縣道的話交通部春節疏運圖就有 要鄉道也加上的話就沒見過單份08/23 02:49
7F推:黃色是縣道 白色才是鄉道 http://0rz.tw/VFBvY08/23 12:27
10F→:嗯 兩套圖的配色不同08/23 15:12
12F推:urmap 是偏在地化 而Gmap是全球化 兩個需求和資源完全不同06/14 18:07
13F→:重點還是看使用者怎麼使用/習慣06/14 18:07
1F推:順便補上最南之城 Ushuaia http://0rz.net/a70Gv
2F→:有點像電子滿出來了11/26 08:44